Understand addition and subtraction of fractions, decimals, and integers
Understand addition and subtraction of fractions, decimals, and integers
1. | 0.1 less, 0.1 more than 42.6 | |
2. | 0.1 less, 0.1 more than 98.1 | |
3. | 0.1 less, 0.1 more than 71.9 | |
4. | 0.1 less, 0.1 more than 85.3 | |
5. | 0.1 less, 0.1 more than 19.9 | |
6. | Take Away Tenths | |
7. | Take Away Tenths | |
8. | Take Away Tenths | |
9. | Add A Tenth | |
10. | Add A Tenth | |
11. | 0.1 less, 0.1 more than 40 | |
12. | 0.1 less, 0.1 more than 22 | |
13. | 0.1 less, 0.1 more than 25.5 | |
14. | 0.1 less, 0.1 more than 33.8 | |
15. | 10 less, 0.1 more than 80.1 | |
16. | Juggling Hundredths: One hundredth less than 100 | |
17. | Juggling Hundredths: one hundredth less than 1000 | |
18. | Juggling Hundredths: eight hundredths less than 100 | |
19. | Juggling Hundredths: seven hundredths less than 78 | |
20. | Juggling Hundredths: 23 - 0.15 | |
21. | Juggling Hundredths: 13 + 0.96 | |
22. | Juggling Hundredths: 26 + 100 hundredths | |
23. | Juggling Hundredths: 54 hundredths more than 45 | |
24. | Mystery number: 106+11=? | |
25. | Mystery number: 514+12=? | |
26. | Mystery number: 913+13=? | |
27. | Mystery number: 711+17=? | |
28. | Mystery number: 133+16=? | |
29. | Same or different:44-8,14+23,22+18,19+17,54-18 | |
30. | Same or different:43-7,21+17,13+22,18+16,53-17 | |
31. | Adding Tens: 235+50 =? | |
32. | Adding Tens: 338+50=? | |
33. | Adding Tens: 562+30=? | |
34. | Number detectives: 348+103=? | |
35. | Number detectives: 156+104=? | |
36. | Same or Different: Answer 58 | |
37. | Same or Different: Answer 44 | |
38. | 100 zone: *+95=500 365+*=400 625+75=* | |
39. | 100 zone: *+185=200 655+*=700 335+65=* | |
40. | 100 zone: *+25=300 445+*=500 895+5=* | |
41. | 100 zone: *+45=400 165+*=200 725+75=* | |
42. | 100 zone: *+85=700 405+*=500 375+25=* | |
43. | Movin' One Up! 0.7+?=1 | |
44. | Scoring decimal points: 19.3+2.3=*1.* | |
45. | Scoring decimal points: *3.6+*.2=25.* | |
46. | Scoring decimal points: 1*.2+2.7=*9.* | |
47. | Scoring decimal points: 1*.*+2.5=*0.8 | |
48. | Scoring decimal points: 2*.2+1.5=*7.* | |
49. | Use The pattern 1.4+1.5, 10.4+10.5, 104+105 | |
50. | Use The pattern 1.2+1.7, 10.2+10.7, 102 107 | |
51. | Use The pattern 1.4+1.4, 10.4+10.4, 104+104 | |
52. | Use The pattern 1.2+1.3, 10.2+10.3, 102+103 | |
53. | Use The pattern 1.2+1.4, 10.2+10.4, 102+104 | |
54. | True or False? Click all the number sentences that are true. | |
55. | True or False? Click all the number sentences that are true. | |
56. | True or False? Click all the number sentences that are true. | |
57. | True or False? Click all the number sentences that are true. | |
58. | True or False? Click all the number sentences that are true. | |
59. | True or False? Click all the number sentences that are true. | |
60. | True or False? Click all the number sentences that are true. | |
61. | True or False? Click all the number sentences that are true. | |
62. | True or False? Click all the number sentences that are true. | |
63. | True or False? Click all the number sentences that are true. | |
64. | Scoring Decimal Points: Complete vertical algorithm | |
65. | Scoring Decimal Points: Complete vertical algorithm | |
66. | Scoring Decimal Points: Complete vertical algorithm | |
67. | Scoring Decimal Points: Complete vertical algorithm | |
68. | Scoring Decimal Points: Complete vertical algorithm | |
69. | Add hundreds: 346 + 400, 1426 + 500, 200 + 7019 | |
70. | Adding hundreds: Multiple operations with hundreds numbers | |
71. | Adding hundreds: Multiple operations with hundreds numbers | |
72. | Adding hundreds: Multiple operations with hundreds numbers | |
73. | Adding hundreds: Multiple operations with hundreds numbers | |
74. | Decimals get together: 6.7+?=10 | |
75. | Decimals get together: 5.8+4.2=? | |
76. | Decimals get together: ?+3.7=10 | |
77. | Number detectives: Add/subtract hundreds numbers | |
78. | Number detectives: Add/subtract hundreds numbers | |
79. | Number detectives: Add/subtract hundreds numbers | |
80. | Number detectives: Add/subtract hundreds numbers | |
81. | Number detectives: Add/subtract hundreds numbers | |
82. | True or False: Double-sided equations | |
83. | True or False: Double-sided equations | |
84. | True or False: Double-sided equations | |
85. | True or False: Double-sided equations | |
86. | True or False: Double-sided equations | |
87. | Use the Pattern: 43 + 39, 43 + 40, 430 + 400 | |
88. | Use the Pattern: 56 + 70, + 69, 560 + 700 | |
89. | Use the Pattern: 34 + 80, + 79, 340 + 800 | |
90. | Use the Pattern: 27 + 90, + 89, 270 + 900 | |
91. | Use the Pattern: 62 + 79, 62 + 80, 620 + 800 | |
92. | Add board: Write missing numbers in vertical addition of 2- and 3-digit numbers | |
93. | Add board: Write missing numbers in vertical addition of 2- and 3-digit numbers | |
94. | Add board: Write missing numbers in vertical addition of 2- and 3-digit numbers | |
95. | Add board: Write missing numbers in vertical addition of 2- and 3-digit numbers | |
96. | Add board: Write missing numbers in vertical addition of 2- and 3-digit numbers | |
97. | Add board: Write missing numbers in vertical addition of 2- and 3-digit numbers | |
98. | Ten up: What must be added to 62.3 to make 70? | |
99. | Adding decimals: Write missing numbers in vertical addition of 2-digit numbers with 1 dp | |
100. | Adding decimals: Write missing numbers in vertical addition of 2-digit numbers with 1 dp | |
101. | Adding decimals: Write missing numbers in vertical addition of 2-digit numbers with 1 dp | |
102. | Adding decimals: Write missing numbers in vertical addition of 2-digit numbers with 1 dp | |
103. | Adding decimals: Write missing numbers in vertical addition of 2-digit numbers with 1 dp | |
104. | Use the pattern 6+7 60+70 160+170 | |
105. | Use the pattern 12+8 120+80 1200+800 | |
106. | Use the pattern 21+9 210+90 2100+900 | |
107. | Use the pattern 3+8 30+80 300+800 | |
108. | Use the pattern 16+4 160+40 1600+400 | |
109. | Number detectives mystery decimals: 0.02+?, 0.26+?, 0.44+?=1 | |
110. | Number detectives mystery decimals: 0.33+?, 0.62+?, 0.84+?=1 | |
111. | Number detectives mystery decimals: 0.08+?, 0.15+?, 0.73+?=1 | |
112. | Number detectives mystery decimals: 0.29+?, 0.82+?, 0.06+?=1 | |
113. | Number detectives mystery decimals: 0.45+?, 0.01+?, 0.22+?=1 | |
114. | Add these 3 numbers: 80 + 70 + 40 | |
115. | Add these 3 numbers: 90 + 60 + 30 | |
116. | Add these 3 numbers: 40 + 70 + 20 | |
117. | Add these 3 numbers: 30 + 20 + 90 | |
118. | Add these 3 numbers: 70 + 90 + 10 | |
119. | Number detectives Three's a breeze: 31+29+*=87 | |
120. | Number detectives Three's a breeze: 42+12+*=74 | |
121. | Number detectives Three's a breeze: 18+22+*=81 | |
122. | Number detectives Three's a breeze: 56+21+*=88 | |
123. | Number detectives Three's a breeze: 27+23+*=58 | |
124. | T/f Double sided eqns | |
125. | T/f Double sided eqns | |
126. | T/f Double sided eqns | |
127. | T/f Double sided eqns | |
128. | T/f Double sided eqns | |
129. | Ten Up 57.81 to 60 | |
130. | Ten Up 63.72 to 70 | |
131. | Ten Up 46.98 to 50 | |
132. | Ten Up 22.56 to 30 | |
133. | Ten Up 15.32 to 20 | |
134. | Ten Up 133.36 to 140 | |
135. | Ten Up 165.83 to 170 | |
136. | Ten Up 132.64 to 140 | |
137. | Ten Up 113.95 to 120 | |
138. | Ten Up 188.66 to 190 | |
139. | Scoring Decimal Points: 2*.*+14.9 = *8.5 | |
140. | Adding hundreds: 695+*=959, 3492+500=*, 600m/t503=* | |
141. | Adding hundreds: 364+*=1264, 426+600=*, 200m/t 236 =* | |
142. | Adding hundreds 562+*=862, 658+200=*, 500m/t 352=* | |
143. | Adding hundreds: 263+*=663, 222+500=*, 600m/t406=* | |
144. | Adding hundreds 462+*=862, 426+300=* 800m/t169=* | |
145. | Decimal Dropouts : Decimal hundredths totalling 1 | |
146. | Decimal Dropouts : Decimal hundredths totalling 1 | |
147. | Decimal Dropouts : Decimal hundredths totalling 1 | |
148. | Decimal Dropouts : Decimal hundredths totalling 1 | |
149. | Decimal Dropouts : Decimal hundredths totalling 1 | |
150. | Give or take a thousand Add 4000 to 2668 | |
151. | Give or take a thousand Add 8000 to 7558 | |
152. | Give or take a thousand what is 5000 m/t 23669? | |
153. | Give or take a thousand what is 6000 m/t 8331? | |
154. | Give or take a thousand what is 19369 + 3000? | |
155. | Add these three numbers 24+45+16=? | |
156. | Add these three numbers 20+35+16=? | |
157. | Add these three numbers 45+15+14=? | |
158. | Add these three numbers 26+12+22=? | |
159. | Add these three numbers 37+13+18=? | |
160. | Scoring Decimal Points: *2.4* + 9.*0 = 4*.09 | |
161. | Scoring Decimal Points: *4.34 + 7*.0* = 93.*1 | |
162. | Scoring Decimal Points: 7.5* + *.*0 = *2.46 | |
163. | Scoring Decimal Points: 4.*6 + 3.1* = *.08 | |
164. | Scoring Decimal Points: 8.6* + *.91 = 11.*3 | |
165. | Scoring Decimal Points: 7.4* + *.68 = 11.*1 | |
166. | Scoring Decimal Points: *.16 + 7.9* = 10.*1 | |
167. | Scoring Decimal Points: 4.61 + 6.*3 = **.4* | |
168. | Number detectives: Four's no chore - Add 4 clustered numbers | |
169. | Number detectives: Four's no chore - Add 4 clustered numbers | |
170. | Number detectives: Four's no chore - Add 4 clustered numbers | |
171. | Number detectives: Four's no chore - Add 4 clustered numbers | |
172. | Number detectives: Four's no chore - Add 4 clustered numbers | |
173. | Changing numbers 2.351 add 0.3, 0.003, 0.03 | |
174. | Changing numbers 5.391 add 4, 0.004, 0.4 | |
175. | Changing numbers 4.345 add 0.004, 40, 0.04 | |
176. | Changing numbers 1.221 Add 0.7, 0.07, 7.007 | |
177. | Changing numbers 3.539 add 0.001, 1.1, 1.01 | |
178. | Same or different: Click all the boxes with the same answer | |
179. | Same or different: Click all the boxes with the same answer | |
180. | Same or different: Click all the boxes with the same answer | |
181. | Same or different: Click all the boxes with the same answer | |
182. | Same or different: Click all the boxes with the same answer | |
183. | Make 150 70+44+* | |
184. | Make 120 52+37+* | |
185. | Make 140 96+14+* | |
186. | Make 130 75+41+* | |
187. | Make 160 57+33+* | |
188. | T/F double sided: 56+14=35+35, etc | |
189. | T/F double sided: 23+12=65+30, etc | |
190. | T/F double sided: 21+80=92-42, etc | |
191. | T/F double sided: 42+46=19+69 | |
192. | T/F double sided: 32+18=25+25 | |
193. | Give or Take 10 000 40000+227558 | |
194. | Give or Take 10 000 50 000+23 565 | |
195. | Give or Take 10 000 40 000+56 780 | |
196. | Give or Take 10 000 20 000 + 239 330 | |
197. | Give or Take 10 000 50 000+50 332 | |
198. | Add these three numbers 6.2+1.6+7.2 | |
199. | Add these three numbers 4.8+5.2+8.7 | |
200. | Add these three numbers 2.5+9.5+2.7 | |
201. | Add these three numbers 7.3+1.7+8.1 | |
202. | Add these three numbers 3.3+2.5+2.7 | |
203. | Number detectives: Add 4 clustered tens numbers | |
204. | Number detectives: Add 4 clustered tens numbers | |
205. | Number detectives: Add 4 clustered tens numbers | |
206. | Number detectives: Add 4 clustered tens numbers | |
207. | Number detectives: Add 4 clustered tens numbers | |
208. | Scoring decimal points: Write the missing numbers in vertical decimal addition | |
209. | Scoring decimal points: Write the missing numbers in vertical decimal addition | |
210. | Scoring decimal points: Write the missing numbers in vertical decimal addition | |
211. | Scoring decimal points: Write the missing numbers in vertical decimal addition | |
212. | Scoring decimal points: Write the missing numbers in vertical decimal addition | |
213. | Hundredths crossing: Add/subtract crossing a tenths/whole number bound | |
214. | Hundredths crossing: Add/subtract crossing a tenths/whole number bound | |
215. | Hundredths crossing: Add/subtract crossing a tenths/whole number bound | |
216. | Hundredths crossing: Add/subtract crossing a tenths/whole number bound | |
217. | Hundredths crossing: Add/subtract crossing a tenths/whole number bound | |
218. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
219. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
220. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
221. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
222. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
223. | Make 20 13+-6+* | |
224. | Make 15 3+19+* | |
225. | Make 10 8+7+* | |
226. | Make 20 8+-2+* | |
227. | Make 15 21+-6+* | |
228. | T/F double sided eqn incl -ive # | |
229. | T/F double sided eqn incl -ive # | |
230. | Add these three numbers: 13+-7+3 | |
231. | Add these three numbers: 9+2+-3 | |
232. | Add these three numbers: 9+8+-5 | |
233. | Add these three numbers: 16+-9+2 | |
234. | Add these three numbers: 20+-9+11 | |
235. | Number detectives: Add 4 clustered hundreds numbers | |
236. | Number detectives: Add 4 clustered hundreds numbers | |
237. | Number detectives: Add 4 clustered hundreds numbers | |
238. | Number detectives: Add 4 clustered hundreds numbers | |
239. | Number detectives: Add 4 clustered hundreds numbers | |
240. | Hundredths crossing 69.39+6.38 | |
241. | Hundredths crossing 79.33+5.99 | |
242. | Hundredths crossing 37.22+6.37 | |
243. | Hundredths crossing 156.54+6.77 | |
244. | Hundredths crossing 49.22+0.87 | |
245. | Adding the big ones: Write missing numbers in vertical addition | |
246. | Adding the big ones: Write missing numbers in vertical addition | |
247. | Adding the big ones: Write missing numbers in vertical addition | |
248. | Adding the big ones: Write missing numbers in vertical addition | |
249. | Adding the big ones: Write missing numbers in vertical addition | |
250. | In the swim: Addition of times | |
251. | And a Partridge in a pear tree 12+11+10+9, etc | |
252. | Hundredths crossing: Addition of numbers with 2 dec places | |
253. | Hundredths crossing: Addition of numbers with 2 dec places | |
254. | Hundredths crossing: Addition of numbers with 2 dec places | |
255. | Hundredths crossing: Addition of numbers with 2 dec places | |
256. | Hundredths crossing: Addition of numbers with 2 dec places | |
257. | Take tens: 734-50=? | |
258. | Take tens: 408-90=? | |
259. | Take tens: 978-80=? | |
260. | Take tens: 345-70=? | |
261. | Take tens: 533-60=? | |
262. | Subtraction chains: 87-14-13-15, 98-17-11-6 | |
263. | Subtraction chains: 79-14-15-12, 68-17-20-11 | |
264. | Subtraction chains: 76-13-12-11, 92-20-12-14 | |
265. | Subtraction chains: 94-20-14-11, 65-15-25-15 | |
266. | 1000s crossing: 6002-6, 4001-4, 2005-7 | |
267. | 1000s crossing: 7002-8, 5004-7, 3003-6, | |
268. | 1000s crossing: 9002-9, 18006-7, 7007-9 | |
269. | 1000s crossing: 5001-5, 10003-5, 1004-5 | |
270. | 1000s crossing: 8004-7, 13003-8, 4006-9 | |
271. | Tens Takeaway: 400-20, 40 less than 480, ?-80=360 | |
272. | Tens Takeaway: 500-50, 70 less than 700, ?-90=810 | |
273. | Tens Takeaway: 900-30, 10 less than 400, ?-60=40 | |
274. | Tens Takeaway: 300-80, 50 less than 700, ?-90=110 | |
275. | Tens Takeaway: 600-20, 70 less than 500, ?-30=370 | |
276. | Subtraction Chains | |
277. | Subtraction Chains | |
278. | Subtraction Chains | |
279. | Subtraction Chains | |
280. | Subtraction Chains | |
281. | Subtraction Chains | |
282. | Subtraction Chains | |
283. | Subtraction Chains | |
284. | Subtraction Chains | |
285. | Hundreds and Thousands: 1643 - 788 = *55 | |
286. | Decimal Drops: 27.* - 15.3 = 1*.3 | |
287. | Decimal Drops: 63.* - 4*.6 = *2.2 | |
288. | Decimal Drops: 54.* - 37.7 = *7.1 | |
289. | Decimal Drops: 48.8 - 2*.* = *9.5 | |
290. | Decimal Drops: 81.4 - 22.* = *9.2 | |
291. | Spot the Difference: Write the difference between 3 number pairs | |
292. | Spot the Difference: Write the difference between 3 number pairs | |
293. | Spot the Difference: Write the difference between 3 number pairs | |
294. | Spot the Difference: Write the difference between 3 number pairs | |
295. | Spot the Difference: Write the difference between 3 number pairs | |
296. | Tenths Crossing: 40.4-0.5, 63.5-0.6, 30.6-0.7 | |
297. | Tenths Crossing: 20.2-0.4, 37.7-0.9, 17.5-0.9 | |
298. | Tenths Crossing: 26.5-0.8, 55.5-0.9, 74.3-0.7 | |
299. | Tenths Crossing: 44.4-0.8, 38.6-0.7, 23.2-0.5 | |
300. | Tenths Crossing: 88.5-0.8, 65.3-0.5, 43.6-0.9 | |
301. | Scoring Decimal Points: Complete vertical algorithm | |
302. | Scoring Decimal Points: Complete vertical algorithm | |
303. | Scoring Decimal Points: Complete vertical algorithm | |
304. | Scoring Decimal Points: Complete vertical algorithm | |
305. | Scoring Decimal Points: Complete vertical algorithm | |
306. | Mysteries of 20: Decimals | |
307. | Mysteries of 20: Decimals | |
308. | Mysteries of 20: Decimals | |
309. | Mysteries of 20: Decimals | |
310. | Mysteries of 20: Decimals | |
311. | 1000s crossing: 5030-4990, 3010-2950, 7970-8040 | |
312. | 1000s crossing: 8020-7940, 4030-3950, 9060-8980 | |
313. | 1000s Crossing: 6015-5999, 8014-7995, 3024-2990 | |
314. | How Much More? 9>8.6, 6>5.7, 4>3.3? | |
315. | Use the Pattern: Subtract (16-.3)(160-3)(1600-30) | |
316. | Use the Pattern: Subtract (15-0.1)(150-1)(1500-10) | |
317. | Use the Pattern: Subtract (20-0.4)(200-4)(2000-40) | |
318. | Use the Pattern: Subtract (13-.7)(113-7)(1300-70) | |
319. | Use the Pattern: Subtract (17-.5)(170-5)(1700-50) | |
320. | Use the Pattern: Subtract (11-0.6)(110-6)(1100-60) | |
321. | Same or different: Click all boxes with the answer 126 | |
322. | Same or different: Click all boxes with the answer 175 | |
323. | Same or different: Click all boxes with the answer 426 | |
324. | Same or different: Click all boxes with the answer 146 | |
325. | Same or different: Click all boxes with the answer 236 | |
326. | Same or different: Click all boxes with the answer 567 | |
327. | Same or different: Click all boxes with the answer 194 | |
328. | Same or different: Click all boxes with the answer 222 | |
329. | Same or different: Click all boxes with the answer 468 | |
330. | Same or different: Click all boxes with the answer 673 | |
331. | Subtraction Chains: 14.8 -2-0.6-0.1, ?-5=20.4,-0.2-5 | |
332. | Subtraction Chains: ?-3=15.4, -0.1-8, ?-4-0.5-0.2=9.2 | |
333. | Subtraction Chains: ?-4=12.6,-0.5-2, ?-5=15.5,-3-0.2 | |
334. | Subtraction Chains: ?-4=14.7,-0.3-4.4, ?-5=11.9,-0.1-0.7 | |
335. | Subtraction Chains: ?-4.2=11.5,-1.1-3.3, ?-15.5-3-6.5=6 | |
336. | Thousands Takeaway: Write missing numbers in vertical subtraction of thousands numbers | |
337. | Thousands Takeaway: Write missing numbers in vertical subtraction of thousands numbers | |
338. | Thousands Takeaway: Write missing numbers in vertical subtraction of thousands numbers | |
339. | Thousands Takeaway: Write missing numbers in vertical subtraction of thousands numbers | |
340. | Thousands Takeaway: Write missing numbers in vertical subtraction of thousands numbers | |
341. | Take Hundreds:4421-?=3921,9365-500=?,5350-500=? | |
342. | Take Hundreds:48801-?=4840, 66150-300=?, 45685-700=? | |
343. | Take Hundreds:46250-?=45850, 69358-500= ?, 7419-600=? | |
344. | Take Hundreds:47210-?=46510,53296-800=?, 45258-400=? | |
345. | Take Hundreds: 42159-?=41859, 22014-500=?, 71119-600=? | |
346. | 50s Get Together: 1000 - ? = 750 | |
347. | 50s Get Together: 1000 - 850 =* | |
348. | 50s Get Together: 4250 - 650 =* | |
349. | 50s Get Together: * + 550 = 1000 | |
350. | 50s Get Together: 550 + ? = 1000 | |
351. | Give or Take a thousand | |
352. | Give or Take a thousand | |
353. | Give or Take a thousand | |
354. | Give or Take a thousand | |
355. | Give or Take a thousand | |
356. | Financially Frank: Money addition and subtraction | |
357. | Road work: Distance to go on one tank of fuel | |
358. | Fill Up The Tank: 1000-255=? | |
359. | Thousands crossing: 12009-12, 16005-9, 25006-15, | |
360. | Thousands crossing: 24001-6, 27004-10, 23002-22987 | |
361. | Thousands crossing: 22002-10, 19006-8, 41009-15 | |
362. | Thousands crossing: 42002-41992, 26013-25287, 37007-15 | |
363. | Uncle Bob's new car: New price less trade-in | |
364. | Wheeling Deal: New price less trade-in | |
365. | Mitchell moves up: New price less trade-in | |
366. | Dr Dan drives on: New price less trade-in | |
367. | Lord Percibald rides in style: New price less trade-in | |
368. | Running the race: Addition and subtraction of distances | |
369. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
370. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
371. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
372. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
373. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
374. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
375. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
376. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
377. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
378. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
379. | Same or different: Click all boxes with the same answer | |
380. | Same or different: Click all boxes with the same answer | |
381. | Same or different: Click all boxes with the same answer | |
382. | Same or different: Click all boxes with the same answer | |
383. | Same or different: Click all boxes with the same answer | |
384. | Thousands Takeaway: *42* - 4480 = 4**5 | |
385. | Thousands Takeaway: 673* - **41 = 39*9 | |
386. | Thousands Takeaway: *34* - 2375 = 5**8 | |
387. | Thousands Takeaway: 70** - *104 = 1*99 | |
388. | Thousands Takeaway: *04* - 27*9 = 1*21 | |
389. | 50s get together: 4000 - ? = 750 | |
390. | 50s get together: 6000 - ? = 650 | |
391. | 50s get together: 2000 - ? = 150 | |
392. | 50s get together: 1000 - 650 = ? | |
393. | 50s get together: 1000 - 450 = ? | |
394. | 50s get together: 8000 - 450 = ? | |
395. | 50s get together: ? - 150 = 1850 | |
396. | 50s get together: ? - 350 = 6650 | |
397. | 50s get together: ? - 850 = 4150 | |
398. | 50s get together: ? - 5350 = 650 | |
399. | Number Detectives: Subtracting decimals | |
400. | Number Detectives: Subtracting decimals | |
401. | Number Detectives: Subtracting decimals | |
402. | Number Detectives: Subtracting decimals | |
403. | Number Detectives: Subtracting decimals | |
404. | Number Detectives: Subtracting decimals | |
405. | Number Detectives: Subtracting decimals | |
406. | Number Detectives: Subtracting decimals | |
407. | Number Detectives: Subtracting decimals | |
408. | Number Detectives: Subtracting decimals | |
409. | Give or Take a Thousand 193051 - 3000 = ? | |
410. | Give or Take a Thousand 714320 - 5000 = ? | |
411. | Give or Take a Thousand 685531 - 2000 = ? | |
412. | Give or Take a Thousand 214990 - 5000 = ? | |
413. | Give or Take a Thousand 33750 - 3000 = ? | |
414. | Give or Take a Thousand 142301 - 6000 = ? | |
415. | Give or Take a Thousand 335771 - 8000 = ? | |
416. | Give or Take a Thousand 1524151 - 20000 = ? | |
417. | Give or Take a Thousand 1348159 - 10000 = ? | |
418. | Give or Take a Thousand 31486128 - 30000 = ? | |
419. | Give or Take a Thousand 13221 - 8000 = ? | |
420. | Give or Take a Thousand 12850 - 4000 = ? | |
421. | Give or Take a Thousand 31280 - 3000 = ? | |
422. | Give or Take a Thousand 25190 - 6000 = ? | |
423. | Give or Take a Thousand 14820 - 7000 = ? | |
424. | When the Red Red Robin...: Subtraction of measurements in mm | |
425. | Cheetin' Horses: Comparison of speeds in km/hr | |
426. | Golden Oldies: Age difference | |
427. | Fete accomplished: Money addition and subtraction | |
428. | Spot the difference: Write the difference between 612 and 588 | |
429. | Spot the difference: Write the difference between 315 and 291 | |
430. | Spot the difference: Write the difference between 708 and 687 | |
431. | Spot the difference: Write the difference between 475 and 395 | |
432. | Spot the difference: Write the difference between 117 and 95 | |
433. | Crossing the line: Subtracting distances | |
434. | True or False: 631-82=549 | |
435. | True or False: 297=342-45 | |
436. | True or False: 746-53=693 | |
437. | Same or Different - Click all the boxes where the answer is 84 | |
438. | Same or Different - Click all the boxes where the answer is 387 | |
439. | Same or Different - Click all the boxes where the answer is 792 | |
440. | Same or Different - Click all the boxes where the answer is 576 | |
441. | Same or Different - Click all the boxes where the answer is 264 | |
442. | Decimal mysteries 50 -*=11.08,-*=36.15,-*=16.46 | |
443. | Decimal mysteries 50 -*=26.33,-*=37.85,-*=1.07 | |
444. | Decimal mysteries 50 -*=8.28,-*=22.16,-*=32.77 | |
445. | Decimal mysteries 50 -*=21.44,-*=30.53,-*=13.19 | |
446. | Decimal mysteries 50 -*=32.65,-*=13.21,-*=24.17 | |
447. | Give or Take a Hundred 562719-500 | |
448. | Give or Take a Hundred 276582-400 | |
449. | Give or Take a Hundred 618395-200 | |
450. | Give or Take a Hundred 45927-300 | |
451. | Give or Take a Hundred 75881-700 | |
452. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
453. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
454. | Taking the Big Ones: Write the missing numbers in vertical subtractions | |
455. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
456. | Taking the Big Ones: Write the missing numbers in vertical subtractions | |
457. | Driven to the edge: 1000-793 | |
458. | Growing pains - 1000-126 | |
459. | Pump up the volume - 3000-934 | |
460. | Taking stock - 1000-750 | |
461. | Spot the difference 493.8&412.6 | |
462. | Spot the difference 248.7&218.3 | |
463. | Spot the difference 759.5&734.1 | |
464. | Spot the difference 695.6&623.2 | |
465. | Spot the difference 176.9&141.5 | |
466. | Thousands crossing: Add/subtract crossing a thousands bound | |
467. | Thousands crossing: Add/subtract crossing a thousands bound | |
468. | Thousands crossing: Add/subtract crossing a thousands bound | |
469. | Thousands crossing: Add/subtract crossing a thousands bound | |
470. | Thousands crossing: Add/subtract crossing a thousands bound | |
471. | Decimal Drops: Write the missing numbers in vertical decimal subtractions | |
472. | Decimal Drops: Write the missing numbers in vertical decimal subtractions | |
473. | Decimal Drops: Write the missing numbers in vertical decimal subtractions | |
474. | Decimal Drops: Write the missing numbers in vertical decimal subtractions | |
475. | Decimal Drops: Write the missing numbers in vertical decimal subtractions | |
476. | True or false 60 - 120 = -60 | |
477. | True or false 120 - 250 = -130 | |
478. | Same or different: Click all the boxes with the same answer | |
479. | Same or different: Click all the boxes with the same answer | |
480. | Same or different: Click all the boxes with the same answer | |
481. | Same or different: Click all the boxes with the same answer | |
482. | Give or take a thousand: 257908 - 160000 | |
483. | Give or take a thousand: 135001 - 34000 | |
484. | Give or take a thousand: 106095 - 29000 | |
485. | Give or take a thousand: 236401 - 195401 | |
486. | Give or take a thousand: 182356 - 127356 | |
487. | Give or take a thousand: 262141 - 245141 | |
488. | Give or take a thousand: 120068 - 88068 | |
489. | Give or take a thousand: 86215 - 7000 | |
490. | Give or take a thousand: 13553 - 8000 | |
491. | Give or take a thousand: 842908 - 74000 | |
492. | Scoring decimal points: Write missing numbers in vertical decimal subtractions | |
493. | Scoring decimal points: Write missing numbers in vertical decimal subtractions | |
494. | Scoring decimal points: Write missing numbers in vertical decimal subtractions | |
495. | Scoring decimal points: Write missing numbers in vertical decimal subtractions | |
496. | Scoring decimal points: Write missing numbers in vertical decimal subtractions | |
497. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
498. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
499. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
500. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
501. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
502. | Spot the difference: 4550 - 2150 | |
503. | Spot the difference: 6600 - 3650 | |
504. | Spot the difference: 5750 - 2550 | |
505. | Spot the difference: 9350 - 5450 | |
506. | Spot the difference: 2600 - 8700 | |
507. | Spot the difference: 8400 - 3500 | |
508. | Spot the difference: 3150 - 1500 | |
509. | True/false: 128-64=145-81 | |
510. | True/false: 154-72=172-90 | |
511. | True/false: 136-61=125-50 | |
512. | True/false: Decimal subtraction 2 dp | |
513. | True/false: Decimal subtraction 2 dp | |
514. | Scoring decimal points: Write missing numbers in vertical subtractions | |
515. | Scoring decimal points: Write missing numbers in vertical subtractions | |
516. | Spot the Difference: Decimal subtraction calculation 2dp | |
517. | Spot the Difference: Decimal subtraction calculation 2dp | |
518. | Ruby at the sweet shop: 2x$1 + 8x10c | |
519. | Mali at the sweet shop: 3x20c + 10x10c | |
520. | The spice of life: Multiplication of weights | |
521. | Fractions Add | |
522. | Fractions Add | |
523. | Fractions Add | |
524. | Fractions Add | |
525. | Fractions Add | |
526. | Only a portion: Fraction addition 1/4+7/12=* | |
527. | Pass the pieces, please!: Fraction addition *+1/2=7/12 | |
528. | Fraction output: Fraction addition *+2/3=3/4 | |
529. | Fractional output: Fraction addition 1/4+1/5=* | |
530. | Fractions mounting: Fractions addition 1/3+1/2=* | |
531. | Fractured addition: Addition of fractions | |
532. | Fractions Add: 3/5+3/4 | |
533. | Fractions Add: 1/2+1/8 | |
534. | Fractions Add: 1/2+1/5 | |
535. | Fractions Add: 1/4+?=9/20 | |
536. | Mega-sum-a-saurus - complete missing digits to make number sentence | |
537. | Mega-sum-a-saurus - complete missing digits to make number sentence | |
538. | Mega-sum-a-saurus - complete missing digits to make number sentence | |
539. | Enid the Elephant's Equations - equivalent to 9 + 5 | |
540. | Enid the Elephant's Equations - equivalent to 8 + 7 | |
541. | Mega-sum-a-saurus - complete missing digits to make number sentence | |
542. | Mega-sum-a-saurus - complete missing digits to make number sentence | |
543. | What An Eye-Full! 2 - calculate length and convert from m to cm | |
544. | Sugar High? - adding g to kg, 2 decimal places | |
545. | Sugar High? - adding g to kg, 3 decimal places | |
546. | Sugar High? - adding g to kg, 2 decimal places | |
547. | Karl's Cargo Chaos - calculate number of cartons that can be carried based on given masses | |
548. | Karl's Cargo Chaos - calculate number of cartons that can be carried based on given masses | |
549. | Phil Carries the Cans - caluclate number of trips given masses | |
550. | Karl's Cargo Chaos - calculate number of cartons that can be carried based on given masses | |
551. | Phil Carries the Cans - caluclate number of trips given masses | |
552. | Up And Up: 1.6+0.7 | |
553. | Up And Up: 1.7+1.1 | |
554. | Up And Up: 1.9+0.3 | |
555. | Up And Up: 1.5+0.4 | |
556. | Up And Up: 1.7+0.4 | |
557. | Up And Up: 11.2+4.5 | |
558. | Up and Up: 13.4+6.3 | |
559. | Movin' One Up! 0.1+?=1 | |
560. | Movin' One Up! 0.5+?=1 | |
561. | Movin' One Up! 0.2+?=1 | |
562. | Movin' One Up! 0.4+?=1 | |
563. | How Much Less? 1.2<2, 15.5<16, 3.8,4? | |
564. | How Much Less? 11.6<12, 13.7<14, 7.5<10? | |
565. | How Much More? 7>6.5, 1>0.2, 10>4.8 | |
566. | How Much More? 20>19.4, 12>11.8, 10>6.5? | |
567. | Up and Up: 74.9+22.6 | |
568. | Up and Up: 52.4+14.8 | |
569. | Up and Up: 33.6+45.5 | |
570. | Up and Up: 64.7+13.5 | |
571. | Movin' On Up! 13.7+?=16 | |
572. | Decimal Descent: 72.6-31.3 | |
573. | Decimal Descent: 46.7-11.3 | |
574. | Decimal Descent: 54.3-22.1 | |
575. | Up and Up: 15.2+3.9 | |
576. | Up and Up: 11.8+6.5 | |
577. | Up and Up: 13.6+4.7 | |
578. | Up and Up: 14.4+2.8 | |
579. | Up and Up: 10.9+5.3 | |
580. | Decimal Descent: 21.7-6.8 | |
581. | Decimal Descent: 34.2-6.5 | |
582. | Decimal Descent: 11.3-8.7 | |
583. | Decimal Descent: 40.6-8.7 | |
584. | Decimal Descent: 64.5-5.8 | |
585. | Up and Up: 76.04+9.09 | |
586. | Up and Up: 24.92+3.26 | |
587. | Up and Up: 65.39+6.21 | |
588. | Up and Up: 28.21+0.81 | |
589. | Up and Up: 13.45+7.05 | |
590. | Decimal Descent: 45.99-1.71 | |
591. | Decimal Descent: Difference between 2 decimal numbers (same no.dec. plces) | |
592. | Decimal Descent: 7.63-1.51 | |
593. | Decimal Descent: 25.54-5.1 | |
594. | Decimal Descent: 63.83-3.93 | |
595. | Decimal Descent: 17.62-16.51 | |
596. | Decimal Descent: 37.97-2.97 | |
597. | Decimal Descent: Difference between 2 decimal numbers (same no.dec. plces) | |
598. | Decimal Descent: 25.73-2.8 | |
599. | Decimal Descent: Difference between 2 decimal numbers (same no.dec. plces) | |
600. | Decimal Descent: Difference between 2 decimal numbers (same no.dec. plces) | |
601. | Decimal Descent: 153-151.5 | |
602. | Decimal Descent: Difference between 2 decimal numbers (same no.dec. plces) | |
603. | Decimal Descent: Difference between 2 decimal numbers (same no.dec. plces) | |
604. | Movin' On Up! 13.9+?=16 | |
605. | Movin' On Up! 12.5+?=15 | |
606. | Movin' On Up! 11.2+?=14 | |
607. | Movin' On Up! 15.8+?=18 | |
608. | Up and Up: 11.8+1.9 | |
609. | Up and Up: 13.2+2.9 | |
610. | Up and Up: 10.8+6.8 | |
611. | Up and Up: 12.7+4.4 | |
612. | Up and Up: 13.3+5.8 | |
613. | Decimals get together: 7.6+?=10 | |
614. | Decimals get together: 2.7+7.3=? | |
615. | Decimals get together: ?+1.1=10 | |
616. | Decimals get together: 5.4+?=10 | |
617. | Decimals get together: 4.7+5.3=? | |
618. | Decimals get together: ?+5.7=10 | |
619. | Decimals get together: 3.8+?=10 | |
620. | Decimals get together: 3.4+6.6=? | |
621. | Decimals get together: ?+7.1=10 | |
622. | Decimals get together: 5.9+?=10 | |
623. | Decimals get together: 3.7+6.3=? | |
624. | Decimals get together: ?+6.7=10 | |
625. | Up and Up: 130.45+60.56 | |
626. | Up and Up: 3.8+2.6=? | |
627. | Up and Up: 21.4+4.5=? | |
628. | Up and Up: 13.4+6.3=? | |
629. | Up and Up: 14.4+7.3=? | |
630. | Up and Up: 17.4+6.2=? | |
631. | Up and Up: 16.3+7.5=? | |
632. | Up and Up: 13.4+5.4=? | |
633. | Ten up: What must be added to 34.4 to make 40? | |
634. | Ten up: What must be added to 18.3 to make 20? | |
635. | Ten up: What must be added to 46.5 to make 50? | |
636. | Ten up: What must be added to 26.8 to make 30? | |
637. | Tenths Tournament: 0.5 less than 7.5 | |
638. | Tenths Tournament: 1- 0.6 | |
639. | Tenths Tournament: Take 0.5 from 0.9 | |
640. | Tenths Tournament: 6.9 minus 0.4 | |
641. | Tenths Tournament: 1- 0.5 | |
642. | Tenths Tournament: 8.3 plus 0.2 | |
643. | Tenths Tournament: 1- 0.1 | |
644. | Tenths Tournament: 0.6 more than 5.3 | |
645. | Tenths Tournament: Add 0.4 to 4.3 | |
646. | Tenths Tournament: 1- 0.7 | |
647. | Tenths Tournament: 6.1 + 0.8 | |
648. | Tenths Tournament: 0.1 less than 9.4 | |
649. | Tenths Tournament: Take 0.4 from 1.8 | |
650. | Tenths Tournament: 1- 0.8 | |
651. | Tenths Tournament: 1- 0.2 | |
652. | Crossing the line: Subtracting distances |