Use a range of additive and simple multiplicative strategies with whole numbers, fractions, decimals, and percentages
Use a range of additive and simple multiplicative strategies with whole numbers, fractions, decimals, and percentages
1. | Changing Numbers: 80 to 78 | |
2. | Changing Numbers: 50 to 45 | |
3. | Changing Numbers: 35 to 40 | |
4. | Rounding - Round to 10: 43 87 16 | |
5. | Rounding - Round to 10: 12 64 93 | |
6. | Rounding - Round to 10: 229 154 177 | |
7. | Rounding - Round to 10: 473, 924, 341 | |
8. | Rounding - Round to 100: 467 828 582 | |
9. | Rounding - Round to 100: 650 649 651 | |
10. | Rounding - Round to 100: 499 501 449 | |
11. | Rounding - Round to 100: 330 370 350 | |
12. | Rounding - Round to 100: 467 828 582 | |
13. | Changing Numbers - 9906 to 9996 | |
14. | Round to the nearest 1000: 2689 1500 6999 | |
15. | Round to the nearest 1000: 1001 1999 4050 | |
16. | Round to the nearest 1000: 4698 6010 4449 | |
17. | Round to the nearest 1000: 1501 1499 1999 | |
18. | Round to the nearest 1000: 8750 2496 5671 | |
19. | Rounding to nearest 100: 258 840 686 | |
20. | Rounding to nearest 100: 251 949 670 | |
21. | Rounding to nearest 100: 43 450 699 | |
22. | Rounding to nearest 100: 899 159 378 | |
23. | Rounding to nearest 100: 60 116 161 | |
24. | Round to the nearest 100: 287, 957, 793 | |
25. | Round to the nearest 100: 951, 450, 1698 | |
26. | Round to the nearest 100: 1598, 1450, 1499 | |
27. | Round to the nearest 100: 18 420, 69 510, 77 352 | |
28. | Round to the nearest 100: 105 248, 398 429, 367 950 | |
29. | Round to the nearest 1000: 125 369, 425 877, 786 357 | |
30. | Round to the nearest 1000: 598 635, 459 352, 987 201 | |
31. | Round to the nearest 1000: 598 258, 952 698, 169 999 | |
32. | Round to the nearest 1000: 369 247, 987 365, 654 589 | |
33. | Round to the nearest 1000: 654 741, 321 123, 696 969 | |
34. | Round to the nearest 1000: 987 523, 659 137, 498 951 | |
35. | Round to nearest 1000: 4450 4550 9500 | |
36. | Number Detectives: Four consecutive even numbers that total 100 | |
37. | Round to nearest 10 000: 24 589 325 002 164 997 | |
38. | Round to nearest 100 000: 2 050 006 3 545 683 4 009 045 | |
39. | Round to nearest 10 000: 4 542 125 5 552 369 7 769 582 | |
40. | Round to nearest 10 000: 6 564 287 2 319 279 477 021 | |
41. | Round to nearest 100 000: 3 469 125 7 782 425 2 372 158 | |
42. | Jasmin at the Fruit Shop: 6c + 5c + 10c | |
43. | Keisha at the Fruit Shop: 5c + 10c + 8c | |
44. | Harry at the Fruit Shop: 6c + 6c + 5c | |
45. | Changing Numbers: 27 to 31 | |
46. | Changing Numbers: 24 to 28 | |
47. | Changing Numbers: 30 to 50 | |
48. | Changing Numbers: 48 to 50 | |
49. | Number Detectives: ? + 10 = 32 | |
50. | True or False?: 9 + 11 = 20 | |
51. | True or False?: 12 + 5 = 17 | |
52. | True or False?: 11 + 4 = 15 | |
53. | True or False?: 11 + 5 = 16 | |
54. | Anyone for a Burger? $4+$6 | |
55. | Anyone for a burger? $5+$4 | |
56. | Bargain Basement $3+$6 | |
57. | Anyone for a burger?: $5 + $6 + $2 | |
58. | Bargain Basement: $3 + (2x$2) + $10 | |
59. | Leah's Fruit Salad: 25c + 40c | |
60. | Roberto's Fruit Salad: 25c + 40c | |
61. | Isabelle's Fruit Salad: 45c + 40c | |
62. | Laura's Fruit Salad: 20c + 40c | |
63. | Connor's Fruit Salad: 20c + 45c | |
64. | Number detectives 45+*=100 | |
65. | Number detectives 75+*=100 | |
66. | Number detectives 85+*=100 | |
67. | Number detectives 35+*=100 | |
68. | Number detectives 5+*=100 | |
69. | Add board 5* + 46 = *8 | |
70. | Add board 35 + *3 = 7* | |
71. | Make 400: 200+100+? | |
72. | Make 500: 100+200+? | |
73. | Make 600: 50+550+? | |
74. | Make 700: 350+125+? | |
75. | Make 800: 125+225+? | |
76. | Make 900: 275+375+? | |
77. | Anyone for a burger?: $5+$4+$1+$2 | |
78. | Anyone for a burger?: $6+$4+$1+$3 | |
79. | Anyone for a burger?: $5+$6+$4 | |
80. | Anyone for a burger?: $5+$4+$1+$2 | |
81. | Anyone for a burger?: $5+$6+$1+$3 | |
82. | Bargain basement: $8+$4+$10 | |
83. | Mystery number: ?+7=252 | |
84. | Mystery number: ?+6=174 | |
85. | Mystery number: ?+7=451 | |
86. | Mystery number: ?+6=512 | |
87. | Mystery number: ?+6+163 | |
88. | True or False?: 12 + 14 = 26 | |
89. | True or False?: 17 + 19 = 36 | |
90. | True or False?: 12 + 13 = 25 | |
91. | Mystery number: 157+?=163 | |
92. | Mystery number: 133+?=146 | |
93. | Mystery number: 212+?=224 | |
94. | Mystery number: 106+?=118 | |
95. | Mystery number: 106+?=118 | |
96. | Use the pattern: 5+2,50+20, 500+200=? | |
97. | Use the pattern: 5+4,50+40, 500+400=? | |
98. | Use the pattern: 7+1,70+10, 700+100=? | |
99. | Use the pattern: 2+3,20+30, 200+300=? | |
100. | Use the pattern: 3+8,30+80, 300+800=? | |
101. | Same or different:13-4,6+3,12-5,19-8,32-23 | |
102. | Same or different:13+6,34-15,43-25,32-13,58-37 | |
103. | On the Board: *24 + 92= 6** | |
104. | On the Board: **1 + 38= 30* | |
105. | On the Board: *4*+*6=569 | |
106. | On the Board: 81*+*6=*09 | |
107. | On the Board: *52+10*=3*8 | |
108. | On the Board: *8*+91=*78 | |
109. | On the Board: 7**+102=*97 | |
110. | On the Board: *46+*2=43* | |
111. | On the Board: 53*+*2=*29 | |
112. | On the Board: *6*+73=5*6 | |
113. | Make 100: 50, 20 & ? | |
114. | Make 100: 60, 20 & ? | |
115. | Make 100: 10, 40 & ? | |
116. | Make 100: 10, 30 & ? | |
117. | Make 100: 60, 40 & ? | |
118. | On the Board: 6*+*2=100 | |
119. | On the Board: *6+2*=100 | |
120. | On the Board: 4*+*7=100 | |
121. | On the Board: *4+7*=100 | |
122. | On the Board: *4+3*=100 | |
123. | Adding Tens: 142+?=182 | |
124. | Adding Tens: 30+?=574 | |
125. | Adding Tens: ?+30=492 | |
126. | 100 zone: 796+7,794+8,799+6 | |
127. | 100 zone: 593+7,594+8,596+5 | |
128. | 100 zone: 693+9,695+8,697+7 | |
129. | 100 zone: 392+6,393+7,392+8 | |
130. | 100 zone: 196+9,194+7,197+5 | |
131. | True or False?: 38+14=52 | |
132. | True or False?: 56+17=73 | |
133. | True or False?: 55+17=72 | |
134. | Hundreds and hundreds: 42?+3?8=79? | |
135. | Hundreds and hundreds: 657+173=830 | |
136. | Hundreds and hundreds: 6?8+157=?2? | |
137. | Hundreds and hundreds: 17?+?23=2?7 | |
138. | Make 1000: 500+300+? | |
139. | Make 1000: 600+300+? | |
140. | Make 1000: 400+100+? | |
141. | Make 1000: 400+200+? | |
142. | Make 1000: 200+100+? | |
143. | Make 1000: 250+300+* | |
144. | Make 1000: 750+50+* | |
145. | Make 1000: 850+150+* | |
146. | Make 1000: 600+150+* | |
147. | Make 1000: 50+800+* | |
148. | Addition chains 10 multiples | |
149. | Addition chains 10 multiples | |
150. | Addition chains 10 multiples | |
151. | Addition chains 10 multiples | |
152. | Addition chains 10 multiples | |
153. | Anyone for a burger?:$4+$5+$2+$2+$2 | |
154. | Anyone for a burger?:$4+$6+$1+$3 | |
155. | 100 zone: 295+8=?, 798+?=804, ?+9=405 | |
156. | 100 zone: 294+8=?, 396+?=401, ?+4=705 | |
157. | 100 zone: 295+9=?, 596+?=602, ?+8=201 | |
158. | 100 zone: 399+5=?, 895+7=902, ?+6=503 | |
159. | 100 zone: 698+6=704, 292+?=301, ?+8=503 | |
160. | Hundreds and hundreds: 597+600=? | |
161. | Hundreds and hundreds: Complete vertical hundreds addition | |
162. | Hundreds and hundreds: Complete vertical hundreds addition | |
163. | Hundreds and hundreds: 643+600=? | |
164. | Hundreds and hundreds: 756+800=? | |
165. | Bessie's found her marbles: 327 - (158+57+63+90) | |
166. | True or False?: 36+49=85 | |
167. | True or False?: 63+8=65+6 | |
168. | True or False?: 26+7=29+4 | |
169. | Same or different: Click all the boxes with the same answer. | |
170. | Same or different: Click all the boxes with the same answer. | |
171. | Same or different: Click all the boxes with the same answer. | |
172. | Same or different: Click all the boxes with the same answer. | |
173. | Same or different: Click all the boxes with the same answer. | |
174. | True or False?: 26+46=72 13+29=44 62+18=80 38+25=53 | |
175. | True or False?: 27+18=45 32+39=49 49+27=76 57+26=83 | |
176. | True or False?: 19+49=58 48+33=81 24+37=62 64+28=90 | |
177. | Number Detectives: Mystery Teens | |
178. | Number Detectives: Mystery Teens | |
179. | Number Detectives: Mystery Teens | |
180. | Number Detectives: Mystery Teens | |
181. | Number Detectives: Mystery Teens | |
182. | 100 Zone: 180+30, 270+50, 40+330 | |
183. | 100 Zone: 568+30, 623+20, 60+480 | |
184. | 100 Zone: 372+20, 638+50, 110+40 | |
185. | 100 Zone: 263+20, 390+30, 70+680 | |
186. | 100 Zone: 890+50, 329+30, 50+440 | |
187. | Add it up: 583+228 | |
188. | Add it up: 509+199 | |
189. | Add it up: 341+189 | |
190. | Add it up: 1288+252 | |
191. | Add it up: 2273+339 | |
192. | Add it up: 6082+889 | |
193. | Add board: 140*+8*0=*229 | |
194. | Add board: 183*+3*0=2*60 | |
195. | Add board: *7*0+458=2*5* | |
196. | Add board: 15*5+60*=2*55 | |
197. | Add board: 1*88+4*0=*10* | |
198. | Adding Hundreds 136+*=536 566+200=* 300m/t264=* | |
199. | Adding Hundreds 532+*=732 328+500=* 600m/t119=* | |
200. | Adding 105 254+*=250 421+105=* 105m/t101=* | |
201. | Hundreds to Add - 562+*=667 263+105=* 105m/t714=* | |
202. | Hundreds to Add - 365+*=470 532=105=637 105m/t283=* | |
203. | Add Board: Complete vertical algorithm | |
204. | Add Board: Complete vertical algorithm | |
205. | Add Board: Complete vertical algorithm | |
206. | Add Board: Complete vertical algorithm | |
207. | Add Board: Complete vertical algorithm | |
208. | Hundreds and Hundreds: Complete vertical algorithm | |
209. | Hundreds and Hundreds: Complete vertical algorithm | |
210. | Hundreds and Hundreds: Complete vertical algorithm | |
211. | Hundreds and Hundreds: Complete vertical algorithm | |
212. | Hundreds and Hundreds: Complete vertical algorithm | |
213. | Thousands and Thousands: Complete vertical algorithm | |
214. | Thousands and Thousands: Complete vertical algorithm | |
215. | Thousands and Thousands: Complete vertical algorithm | |
216. | Thousands and Thousands: Complete vertical algorithm | |
217. | Thousands and Thousands: Complete vertical algorithm | |
218. | Fiona's day out | |
219. | Give or take a thousand: 283 557+4000 | |
220. | Give or take a thousand: 136 558+9000 | |
221. | Give or take a thousand: 7000 more than 456 821 | |
222. | Give or take a thousand: Add 8000 and 197 523 | |
223. | Give or take a thousand: Sum of 7000 and 197 237 | |
224. | Give or take a thousand: Sum of 128764 and 6000 | |
225. | Give or take a thousand: 164849 more than 7000 | |
226. | Give or take a thousand: 345 219 greater than 7000 | |
227. | Give or take a thousand: Sum of 349 285 and 4000 | |
228. | Give or take a thousand: Add 319 564 to 3000 | |
229. | Give or take a thousand: 4000 more than 13 468 | |
230. | Give or take a thousand: 3000 more than 21 654 | |
231. | Give or take a thousand: 7000 more than 63 489 | |
232. | Give or take a thousand: 8000 more than 49 735 | |
233. | Same or different : Click all the boxes with the same answer. | |
234. | Same or different : Click all the boxes with the same answer. | |
235. | Same or different : Click all the boxes with the same answer. | |
236. | Same or different : Click all the boxes with the same answer. | |
237. | Same or different : Click all the boxes with the same answer. | |
238. | True or False? 16-4=12 | |
239. | True or False? 10-2=11-3 | |
240. | True or False? 9-5=8-4 | |
241. | Anyone for a burger: $20 - ($4 + $6) | |
242. | Anyone for a burger: $20 - ($4 + $5) | |
243. | Anyone for a burger: $20 - ($5 + $6) | |
244. | Anyone for a burger: $20 - ($4 + $3) | |
245. | Anyone for a burger: $20 - ($6 + $5) | |
246. | Anyone for a burger?: $10 - ($4 + $3) | |
247. | Anyone for a burger?: $15 - ($6 + $5) | |
248. | Anyone for a burger?: $20 - ($4 + $6) | |
249. | Bargain Basement: $20 - ($4+ $2+ $10) | |
250. | Bargain Basement: $15 - ($8 + $6) | |
251. | Bargain Basement: $20 - ($8 + $10) | |
252. | Anyone for a burger? $20 -($6 + $4 + $3) | |
253. | Anyone for a burger? $20 - ($4 + $5) | |
254. | Spot the difference: 102 & 97, 27 & 19, 100 & 60 | |
255. | Anyone for a burger?: $20 - ($6 + $6 + $1 + $3) | |
256. | Anyone for a burger?: $20 - ($4 + $4 + $1 + $3) | |
257. | Find first number: After I count back 5, the new number is 299. Where did I start? | |
258. | Find first number: After I count back 4, the new number is 197. Where did I start? | |
259. | Find first number: After I count back 6, the new number is 395. Where did I start? | |
260. | Find first number: After I count back 7, the new number is 596. Where did I start? | |
261. | Find first number: After I count back 8, the new number is 95. Where did I start? | |
262. | True or False: 200 - 28 = 172 | |
263. | True or False: 30 + 16 - 4 = 42 | |
264. | Use the Pattern: 7-3, 37-3, 167-3=? | |
265. | Use the Pattern: 9-5, 29-5, 249-5=? | |
266. | Use the Pattern: 6-3, 36-3, 166-3=? | |
267. | Use the Pattern: 8-1, 18-1, 128-1=? | |
268. | Use the Pattern: 6-4, 46-4, 286-4=? | |
269. | Hundreds takeaway 350-**=330 | |
270. | Hundreds takeaway 697-**=614 | |
271. | Hundreds takeaway 457-**=425 | |
272. | Hundreds takeaway 596-**=543 | |
273. | Hundreds takeaway 875-**=865 | |
274. | Hundreds takeaway 997-**=971 | |
275. | Loraine's day out: $50 < or > ($22 + $18)? | |
276. | Jamie's day out: $20 < or > ($12 + $12)? | |
277. | Wendy's day out: $50 < or > ($34 + $14)? | |
278. | Spot the Difference: Between 169 and 176 | |
279. | Spot the Difference: Between 239 and 242 | |
280. | Spot the Difference: Between 465 and 472 | |
281. | Spot the Difference: Between 327 and 333 | |
282. | Spot the Difference: Between 689 and 694 | |
283. | Spot the difference: 160 and 174; 346 and 360; 190 and 204 | |
284. | Changing numbers 683-554 | |
285. | Changing numbers 257-138 | |
286. | Changing numbers 884-763 | |
287. | Changing numbers 576-557 | |
288. | Changing numbers 794-683 | |
289. | Changing numbers 461-432 | |
290. | Write the missing number: 15 + 110 + ? = 134 | |
291. | Write the missing number: 18 + 111 + ? = 131 | |
292. | Write the missing number: ? + 104 + 15 = 126 | |
293. | Write the missing number: 110 + ? + 107 = 229 | |
294. | Write the missing number: 109 + ? + 115 = 330 | |
295. | Write the missing number: 21 + 107 + ? = 137 | |
296. | Write the missing number: 125 + ? + 5 = 142 | |
297. | Write the missing number: 118 + ? + 20 = 145 | |
298. | Write the missing number: 13 + ? + 126 = 148 | |
299. | Write the missing number: 14 + 117 + ? = 139 | |
300. | Use the pattern: 40 - 6, 400 - 60, 4000 - 600 | |
301. | Use the pattern: 60 - 2, 600 - 20, 6000 - 200 | |
302. | Use the pattern: 50 - 9, 500 - 90, 5000 - 900 | |
303. | Use the pattern: 80 - 5, 800 - 50, 8000 - 500 | |
304. | Use the pattern: 90 - 8, 900 - 80, 9000 - 800 | |
305. | Same or Different: Answer 43 | |
306. | Same or Different: Answer 77 | |
307. | Same or Different: Answer 69 | |
308. | Same or Different: Answer 56 | |
309. | Same or Different: Answer 38 | |
310. | Same or Different: Answer 24 | |
311. | Hundreds takeaway: *53-*7=61* | |
312. | Hundreds takeaway: *42 - 5*9 = 31* | |
313. | Hundreds takeaway: *75 - 2*6 = 10* | |
314. | Hundreds takeaway: *43 - 2*7 = 20* | |
315. | Hundreds takeaway: *82-4*7 = 18* | |
316. | The Mysteries of 40! 40-14,23,19 | |
317. | The Mysteries of 40! 40-8,12,25 | |
318. | The Mysteries of 40! 40-20,15,9 | |
319. | The Mysteries of 50! 50-35,12,6 | |
320. | The Mysteries of 50! 50-16,21,30 | |
321. | Subtraction chains: ?-12-7-6=65, ?-11-6-13=50 | |
322. | Subtraction chains: ?-11-10-12, ?-8-11-4=7 | |
323. | Subtraction chains: ?-10-11-9, 50-12-8-7=23 | |
324. | Subtraction chains: ?-11-8-10, ?-9-6-7=34 | |
325. | Subtraction chains: ?-7-9-12, ?-12-5-11 | |
326. | Anyone for a burger? $20-($6+$5+$2) | |
327. | Take Tens: 67-?=47,430-70=? | |
328. | Take Tens: 71-?=21,250-30=? | |
329. | Take Tens: 66-?=36,360-80=? | |
330. | Take Tens: 94-?=54,740-20=? | |
331. | Take Tens: 89-?=19,460-50=? | |
332. | Take Tens: 86-?=26,170-40=? | |
333. | Take Tens: 45-?=35,580-90=? | |
334. | Take Tens: 62-?=22,880-50=? | |
335. | Take Tens: 73-?=53,630-90=? | |
336. | Take Tens: 98-?=18,920-60=? | |
337. | Linh at the sweet shop: $2-(30c+5x10c) | |
338. | Spot the difference: 175-162, 187-170, 264-243 =? | |
339. | Spot the difference: 360-345, 122-108, 754-742 =? | |
340. | Spot the difference: 217-201, 184-167, 340-321 =? | |
341. | Spot the difference: 609-597, 99-118, 77-105 =? | |
342. | Spot the difference: 360-375, 129-118, 156-140 =? | |
343. | CD players $285 - $128 | |
344. | Same or Different: Answer 42 | |
345. | Same or Different: Answer 50 | |
346. | Same or Different: Answer 85 | |
347. | Same or Different: Answer 76 | |
348. | Same or Different: Answer 24 | |
349. | Same or Different: Answer 60 | |
350. | Same or Different: Answer 32 | |
351. | Same or Different: Answer 45 | |
352. | Same or Different: Answer 21 | |
353. | Same or Different: Answer 55 | |
354. | Hundreds Takeaway: *00 - 37 = 66* | |
355. | Hundreds Takeaway: *00 - *8 = 352 | |
356. | Hundreds Takeaway: 800 - **5 = 45 | |
357. | Hundreds Takeaway: *00 - 569 = *1 | |
358. | Hundreds Takeaway: *00-26*=35 | |
359. | Hundreds Takeaway: 6*2-32* = *21 | |
360. | Hundreds Takeaway: **2-43*=362 | |
361. | Hundreds Takeaway: *1*-5*4=414 | |
362. | Hundreds Takeaway: *8*-2*2=132 | |
363. | Hundreds Takeaway: 5*9-35*=*11 | |
364. | Take tens: 527-?=497 | |
365. | Take tens: 849-?=759 | |
366. | Take tens: 321-?=251 | |
367. | Take tens: 513-?=463 | |
368. | Take tens: 655-?=595 | |
369. | Mysteries of 100!: 100-?=77, 100-?=60, 100-?=88 | |
370. | Mysteries of 100!: 100-?=45, 100-?=28, 100-?=66 | |
371. | Mysteries of 100!: 100-?=40, 100-?=75, 100-?=62 | |
372. | Mysteries of 100!: 100-?=19, 100-?=80, 100-?=69 | |
373. | Mysteries of 100!: 100-?=76, 100-?=65, 100-?=54 | |
374. | Anyone for a burger?: $20-($5+$4+$1+$2) | |
375. | Anyone for a burger?: $20-($6+$5+$1+$3) | |
376. | Anyone for a burger?: $50-($6+$6+$1+$4+$3+$3) | |
377. | 100 zone: 600-3, 400-5, 200-7 | |
378. | 100 zone: 900-9, 700-7, 500-5 | |
379. | 100 zone: 700-2, 300-4, 100-6 | |
380. | 100 zone: 400-6, 300-4, 200-2 | |
381. | 100 zone: 800-8, 600-6, 400-4 | |
382. | Write the missing number: 750+100+?=1000 | |
383. | Write the missing number: 600+50+?=1000 | |
384. | Write the missing number: 500+450+?=1000 | |
385. | Write the missing number: 250+50+?=1000 | |
386. | Write the missing number: 650+100+?=1000 | |
387. | True or False?: 12-8=11-7 | |
388. | True or False?: 99-66=44-11 | |
389. | True or False?: 44-4=60-20 | |
390. | True or False?: 50-5=90-45 | |
391. | True or False?: 35-15=40-20 | |
392. | Hundreds Takeaway: 777 - 699 = *78 | |
393. | Hundreds Takeaway: 658 - *79 = 1*9 | |
394. | Hundreds Takeaway: 9*1 - *52 = 1*9 | |
395. | Hundreds Takeaway: 792 -*6* = 5*8 | |
396. | Hundreds Takeaway: **1 - 21* = 185 | |
397. | Mysteries of 50!: 50-?=46, 36, 26 | |
398. | Mysteries of 60!: 60-?=35, 30, 45 | |
399. | Mysteries of 60!: 60-?=40, 30, 20 | |
400. | Mysteries of 60!: 60-?=32, 28, 16 | |
401. | Mysteries of 50!: 50-?=17, 28, 39 | |
402. | Mysteries of 50!: 50-?=33, 8, 24 | |
403. | Mysteries of 50!: 50-?=34, 25, 14 | |
404. | Mysteries of 70!: 70-?=44, 38, 29 | |
405. | Mysteries of 70!: 70-?=58, 33, 9 | |
406. | Mysteries of 70!: 70-?=28, 35, 43 | |
407. | Subtraction Chains | |
408. | Hundreds and Thousands: *5** - *90=1890 | |
409. | Thousands Takeaway: 61*8 - 4*2* =*219 | |
410. | Thousands Takeaway: *47* - 2859 = 5**4 | |
411. | Hundreds and Thousands: *782 - *3* = 18*6 | |
412. | 100 zone: 105-15, 306-8, 109-10 | |
413. | 100 zone: 304-7, 400-15, 401-5 | |
414. | 100 zone: 400-6, 400-9, 400-11 | |
415. | 100 zone: 402-5, 312-15, 314-15 | |
416. | 100 zone: 108-9, 111-12, 106-7 | |
417. | 1000s crossing: 6010-5995, 8012-7990, 4023-3998 | |
418. | 1000s crossing: 2002-1999, 9015-8990, 5011-4991 | |
419. | 1000s crossing: 4011-3994, 5009-4989, 7013-6990 | |
420. | 1000s crossing: 3021-2988, 6017-5996, 2008-1994 | |
421. | 1000s crossing: 8016-7991, 7004-6987, 9020-8995 | |
422. | True or False?: 267 - 89 = 178 | |
423. | True or False?: 287 = 372 - 85 | |
424. | True or False?: 751 - 96 = 655 | |
425. | Same or different: Click all the boxes with the same answer. | |
426. | Same or different: Click all the boxes with the same answer. | |
427. | Same or different: Click all the boxes with the same answer. | |
428. | Same or different: Click all the boxes with the same answer. | |
429. | Same or different: Click all the boxes with the same answer. | |
430. | Subtraction Chains | |
431. | Subtraction Chains | |
432. | Subtraction Chains | |
433. | Subtraction Chains | |
434. | Subtraction Chains | |
435. | Subtraction Chains | |
436. | Subtraction Chains | |
437. | Subtraction Chains | |
438. | Take Tens 541-60=481,924-90=834 | |
439. | Take Tens 874-80=481,219-20=199 | |
440. | Take Tens 603-10=593,128-50=78 | |
441. | Take Tens 459-70=389,816-40=776 | |
442. | Take Tens 352-70=282,715-30=685 | |
443. | Thousands Takeaway: Complete vertical algorithm | |
444. | Thousands Takeaway: Complete vertical algorithm | |
445. | Thousands Takeaway: Complete vertical algorithm | |
446. | Thousands Takeaway: Complete vertical algorithm | |
447. | Thousands Takeaway: Complete vertical algorithm | |
448. | Thousands Takeaway: Complete vertical algorithm | |
449. | Thousands Takeaway: Complete vertical algorithm | |
450. | Thousands Takeaway: Complete vertical algorithm | |
451. | Thousands Takeaway: Complete vertical algorithm | |
452. | Shannon's Day Out - $25-$3-$11-$6-$4=$1 | |
453. | Jamie's Day Out - $100-$59-$27-$4-$8=$2 | |
454. | Give or Take Thousands: 260 000 - 5000 | |
455. | Give or Take Thousands: 155 000 - 2000 | |
456. | Give or Take Thousands: 222 000 - 22 000 | |
457. | Give or Take Thousands: Take 39 000 from 49 000 | |
458. | Give or Take 1000: 1280000 - 4000 = 1276000 | |
459. | Give or Take 1000: 155000 - 4000 = ? | |
460. | Give or Take Thousands: 22 000 - 3000 | |
461. | Give or Take 1000: how much more 590000 than 290000 | |
462. | Give or Take Thousands: 24 000 - 6000 | |
463. | Give or Take Thousands: 15 500 - 2000 | |
464. | Give or Take Thousands: 12 000 - 1200 | |
465. | Give or Take Thousands: 19 000 less than 49 000 | |
466. | Sleep on it: $134-$79=$? | |
467. | 1000s crossing: 4020-3990, 7005-6985, 3009-2999 | |
468. | 1000s crossing: 2030-1980, 4040-3960, 6010-5970 | |
469. | 1000s crossing: 1050-980, 2020-1970, 5070-4990 | |
470. | Uncle Max's New Car - $7845-$3250 | |
471. | Anyone for a burger? $6 + $6 + $1 + $3 from $50 | |
472. | Anyone for a burger? $4 + $6 + $1 + $2 from $20 | |
473. | Funky Frank's day out: Money addition and subtraction | |
474. | True or False?: 431 - 62 = 627 - 258 | |
475. | Bargain basement: 2x2 | |
476. | Bargain basement: 2x3 | |
477. | Bargain basement: 1x8 | |
478. | Bargain basement: 3x2 | |
479. | A Day at the Fair: 3x$1 + 2x$2 | |
480. | Sum money: 4x10c + 1x20c | |
481. | Hit the big times: 13 x 2 | |
482. | Use the pattern: 3 x 15 = 3 x 10 + 3 x 5 | |
483. | Number production: Put the correct ending on each multiplication sentence | |
484. | Number detectives: 24 x 6 | |
485. | Number detectives: 12 x 20 | |
486. | Maths production: Complete each multiplication sentence. | |
487. | Maths production: Complete each multiplication sentence. | |
488. | Multiplication simplification: 42 x 16 | |
489. | Multiplication simplification: 34 x 12 | |
490. | Multiplication simplification: 42 x 24 | |
491. | Multiplication simplification: 26 x 16 | |
492. | Fast food - 3x?=60 cents | |
493. | Division Chain: 90 / 3 = ?, / 10 = ? | |
494. | Division Chain: 100 / 5 = ?, / 2 = ? | |
495. | Number detectives: One quarter of 32 | |
496. | True or False: 24 ÷ 3 = 40 / 5 | |
497. | True or False: 2 x 3 = 24 / 4 | |
498. | True or False: 80 / 10 = 2 x 4 | |
499. | True or False: 20/2=40/4 | |
500. | True or False: 24/6=32/8 | |
501. | Poodle Capers: Lord Percibald's poodles - $640 for 2 = ? each | |
502. | Head Quarters: One half & one quarter of 100 | |
503. | True or False: 30/2=3x5 | |
504. | Money Matters: 26/2 | |
505. | Divide and Multiply | |
506. | High Finance: $32 + $32 / 2 | |
507. | A good dose: 60 / (2 x 5) | |
508. | Same or different: Click all the boxes where the answer is the same | |
509. | Same or different: Click all the boxes where the answer is the same. | |
510. | Same or different: Click all the boxes where the answer is the same. | |
511. | Divide and multiply: 64 / 8 | |
512. | Ralph Finds Half - $20 / 2 | |
513. | Raplh Finds Half - 12L / 2 | |
514. | Ralph Finds Half - 20 cents / 2 | |
515. | Bessie Finds Half: A box of 12 chocolates | |
516. | Bessie Finds Half: A group of 18 lambs | |
517. | Bessie Finds Half: 6 basketballs | |
518. | Bessie Finds Half: 16 choc bars | |
519. | Bessie Finds Half: 8 koalas up a gum tree | |
520. | Dollar Shares: Half of $100 | |
521. | Phoebe Figures Fractions: one quarter of 8 | |
522. | Phoebe Figures Fractions: one half of 30 | |
523. | N/D: Number halfway between 10 and 20 | |
524. | N/D: Number halfway between 0 and 12 | |
525. | Phoebe Figures Fractions: One-quarter of 28 | |
526. | Detective Duck: Number half-way between 5 and 6 | |
527. | Detective Duck: Number halfway between 3 and 4 | |
528. | Detective Duck: Number half-way between 9 and 10 | |
529. | Detective Duck: Number halfway between 0 and 1 | |
530. | What Was I Thinking? - find original number after operations | |
531. | What Was I Thinking? - find original number after operations | |
532. | What Was I Thinking? - find original number after operations | |
533. | Number Quest - complete number sentence | |
534. | Sum In A Circle - numbers in each groups total 15 | |
535. | A Maths Story - match number sentence to story | |
536. | Which Operation? - 95*5=90 | |
537. | All Things Equal - equivalent to 7 + 7 | |
538. | Number Quest - complete number sentence | |
539. | Big Brother? - working backwards | |
540. | Sum In A Circle - numbers in each group total 15 | |
541. | Patterns - Which operation? 95*5=100 | |
542. | Which Operation? - 63*28 = 91 | |
543. | Which Operation? - 60*4 = 56 | |
544. | Dr Dan's Number Operations - "x - 6 = 7" | |
545. | The Busy Bus - students on and off bus | |
546. | Dr Dan's Number Operations - "x + 2 = 10" | |
547. | Number Quest - complete number sentence | |
548. | Number Quest - complete number sentence | |
549. | Build A Total - number sequence, 24 | |
550. | Banana Bonanza - number pattern | |
551. | Build A Total - number sequence, 45 | |
552. | Build A Total - number sequence, 30 | |
553. | Head Hunt - number problem | |
554. | Enid the Elephant's Equations - equivalent to 6 + 6 | |
555. | Mega-sum-a-saurus - complete missing digits to make number sentence | |
556. | Mega-sum-a-saurus - complete missing digits to make number sentence | |
557. | It's A Bug's Life - 17 years after 2004 | |
558. | The Chicken Story: seventy-seven + twelve | |
559. | The Chicken Story: seventy-four - sixty-seven | |
560. | The Chicken Story: forty-four - thirty-four | |
561. | The Chicken Story: twenty-eight - twenty | |
562. | The Chicken Story: fifty - forty-six | |
563. | The Chicken Story: thirty - twenty-five | |
564. | The Chicken Story: thirty-seven - thirty-four | |
565. | The Chicken Story: twenty-four - twenty | |
566. | Dollar Shares - Half of $20 | |
567. | Dollar Shares - Half of $18 | |
568. | Dollar Shares - Half of $60 | |
569. | Dollar Shares - Half of $100 | |
570. | Dollar Shares - Half of $50 | |
571. | Ralph Finds Half - $30 / 2 | |
572. | Bessie Finds Half: A group of 10 sleepy grumpy hairy-nosed wombats | |
573. | Frank Finds Quarters - 4 silly circus clowns | |
574. | Ralph Finds Half - 60 cents / 2 | |
575. | Bessie Finds Half: A rack of 20 polka dot bow ties | |
576. | Frank Finds Quarters - 20 Christmas lights | |
577. | Bessie Finds Half: A batch of 14 steak, bacon and cheese pies | |
578. | Frank Finds Quarters - 8 wriggly earthworms | |
579. | Ralph Finds Half - 4L / 2 | |
580. | Bessie Finds Half: A group of 16 fluffy teddies | |
581. | Frank Finds Quarters - 16 tropical fish | |
582. | Ralph Finds Half - $18 / 2 | |
583. | Bessie Finds Half: A squad of 6 flying pigs | |
584. | Frank Finds Quarters - 24 double-choc ice creams | |
585. | Ralph Finds Half - 8 / 2 | |
586. | Bessie Finds Half: A colony of 20 numbats busily slurping up termites | |
587. | Bessie Finds Half: 14 fierce pirates | |
588. | Ralph Finds Half - 12 / 2 | |
589. | Ralph Finds Half - 18 / 2 | |
590. | Bessie Finds Half: 20 swimming swans | |
591. | Ralph Finds Half - 22 / 2 | |
592. | Ralph Finds Half - 20 / 2 | |
593. | Dollar Shares: Half of $1 | |
594. | Dollar Shares: Half of $20 | |
595. | Dollar Shares: Half of 80 cents | |
596. | Dollar Shares: Half of $30 | |
597. | Frank Finds Quarters - 12 rampaging rhinos | |
598. | Dollar Shares: Half of $10 | |
599. | Dollar Shares: Half of $12 | |
600. | The Chicken Story: seventy-nine - seventy-three | |
601. | Dollar Shares: Half of $26 | |
602. | Use the pattern: 4 x 16 = 4 x 10 + 4 x 6 | |
603. | Use the pattern: 5 x 15 = 5 x 10 + 5 x 5 | |
604. | Use the pattern: 4 x 23 = 4 x 20 + 4 x 3 | |
605. | Use the pattern: 2 x 26 = 2 x 20 + 2 x 6 | |
606. | Head Quarters: One half & one quarter of 64 | |
607. | Head Quarters: One half & one quarter of 56 | |
608. | Head Quarters: One half & one quarter of 60 | |
609. | Head Quarters: One half & one quarter of 80 | |
610. | Ralph Finds Half - 16 / 2 | |
611. | Frank Finds Quarters - 32 cunning crocodiles | |
612. | Frank Finds Quarters - 20 dabbling ducks | |
613. | The Chicken Story: forty-one - thirty-three | |
614. | The Chicken Story: seventy-six - sixty-five | |
615. | The Chicken Story: thirty-nine + twelve | |
616. | The Chicken Story: thirty-six + fourteen | |
617. | The Chicken Story: forty-one + seventeen | |
618. | The Chicken Story: thirteen + nineteen | |
619. | The Chicken Story: twenty-four + thirty-two | |
620. | Head Quarters: One half & one quarter of 416 | |
621. | Head Quarters: One half & one quarter of 852 | |
622. | Head Quarters: One half & one quarter of 212 | |
623. | Head Quarters: One half & one quarter of 160 | |
624. | Head Quarters: One half & one quarter of 128 | |
625. | Head Quarters: One half & one quarter of 384 | |
626. | Head Quarters: One half & one quarter of 656 | |
627. | Head Quarters: One half & one quarter of 540 | |
628. | Head Quarters: One half & one quarter of 324 | |
629. | Head Quarters: One half & one quarter of 224 | |
630. | Head Quarters: One half & one quarter of 60 | |
631. | Head Quarters: One half & one quarter of 80 | |
632. | Use the pattern: 5 x 35 = 5 x 30 + 5 x 5 | |
633. | Bessie Finds Half: 42 ballroom dancers | |
634. | Same or different: Click the box where the answer is different | |
635. | Same or different: Are these products the same? | |
636. | Rounding - Round to 10: 38 | |
637. | Rounding - Round to 10: 76 | |
638. | Rounding - Round to 10: 96 | |
639. | Rounding - Round to 10: 16 | |
640. | Rounding - Round to 10: 87 | |
641. | Rounding - Round to 10: 43 | |
642. | Rounding - Round to 10: 64 | |
643. | Rounding - Round to 10: 12 | |
644. | Rounding - Round to 10: 27 | |
645. | Rounding - Round to 10: 68 | |
646. | Rounding - Round to 10: 62 | |
647. | Rounding - Round to 10: 26 | |
648. | Rounding - Round to 10: 429 | |
649. | Rounding - Round to 10: 118 | |
650. | Rounding - Round to 10: 568 | |
651. | Rounding - Round to 10: 113 | |
652. | Rounding - Round to 10: 292 | |
653. | Rounding - Round to 10: 132 | |
654. | Rounding - Round to 10: 268 | |
655. | Rounding - Round to 100: 62 | |
656. | Rounding - Round to 100: 350 | |
657. | Rounding - Round to 10: 902 | |
658. | Rounding - Round to 10: 99 | |
659. | Rounding - Round to 10: 705 | |
660. | Round and round we go: Round 945 to the nearest 10 | |
661. | Round and round we go: Round 2dp to a whole number | |
662. | Round and round we go: Round 754 to the nearest hundred | |
663. | Round and round we go: Round 356 to the nearest ten | |
664. | Round and round we go: Round 840 to the nearest hundred | |
665. | Rounding - Round to 10: 28 | |
666. | Rounding - Round to 10: 46 | |
667. | Rounding - Round to 10: 79 | |
668. | Rounding - Round to 10: 14 | |
669. | Rounding - Round to 10: 55 | |
670. | Rounding - Round to 100: 68 | |
671. | Rounding - Round to 100: 911 | |
672. | Rounding - Round to 100: 345 | |
673. | Rounding - Round to 100: 438 | |
674. | Rounding - Round to 100: 691 | |
675. | Rounding - Round to 100: 224 | |
676. | Rounding - Round to 100: 749 | |
677. | Rounding - Round to 100: 198 | |
678. | Rounding - Round to 100: 850 | |
679. | Rounding - Round to the nearest whole number: 288.8 | |
680. | Rounding - Round to 100: 572 | |
681. | Rounding - Round to the nearest whole number: 100.4 | |
682. | Rounding - Round to the nearest whole number: 165.1 | |
683. | Rounding - Round to the nearest whole number: 59.5 | |
684. | Rounding - Round to the nearest whole number: 24.9 | |
685. | See You Round: Round to the nearest thousand: 1945 | |
686. | See You Round: Round to the nearest thousand: 57501 | |
687. | See You Round: Round to the nearest thousand: 18011 | |
688. | See You Round: Round to the nearest thousand: 6399 | |
689. | See You Round: Round to the nearest thousand: 3721 | |
690. | See You Round: Round to the nearest thousand: 31948 | |
691. | See You Round: Round to the nearest thousand: 22586 | |
692. | See You Round: Round to the nearest thousand: 9387 | |
693. | See You Round: Round to the nearest thousand: 7319 | |
694. | See You Round: Round to the nearest thousand: 4747 | |
695. | In Two with Teina - $30 / 2 | |
696. | See You Round: Round to the nearest thousand: 602 | |
697. | See You Round: Round to the nearest ten: 4018 | |
698. | See You Round: Round to the nearest hundred: 5747 | |
699. | See You Round: Round to the nearest thousand: 4503 | |
700. | N/D: Number halfway between 11 and 15 | |
701. | N/D: Number half-way between 7 and 11 | |
702. | N/D: Number halfway between 17 and 21 | |
703. | N/D: Number halfway between 23 and 27 | |
704. | Round and round we go: Round 2dp to a whole number | |
705. | Round and round we go: Round 2dp to a whole number | |
706. | Round and round we go: Round 2dp to a whole number | |
707. | Round and round we go: Round 2dp to a whole number | |
708. | Round to the nearest 100: 453 665, 399 655, 290 099 | |
709. | Round to the nearest 1000: 870 560, 499 975, 533 245 | |
710. | Round to the nearest 100: 234 567, 123 456, 345 678 | |
711. | Round to the nearest 10 000: 113 455, 384 990, 438 003 | |
712. | Build A Total - number sequence, 25 | |
713. | Build A Total - number sequence, 35 | |
714. | Build A Total - number sequence, 44 | |
715. | Build A Total - number sequence, 36 | |
716. | Build A Total - number sequence, 23 | |
717. | Build A Total - number sequence, 28 | |
718. | Build A Total - number sequence, 32 | |
719. | Kenny at the shop: $1 - 60c | |
720. | Felicity at the shop: $1 - 45c | |
721. | Jessie at the shop: $1 - 25c | |
722. | Drew at the shop: $1 - 50c | |
723. | Samantha at the shop: $1 - 10c | |
724. | Barbara at the shop: $1 - 30c | |
725. | Jenny at the shop: $1 - 40c | |
726. | Charlotte at the shop: $1 - 60c | |
727. | Andrew at the shop: 50c - 25c | |
728. | Madeline at the shop: 50c - 5c | |
729. | Jenni at the shop: $1 - (10c + 30c + 5c) | |
730. | Liz at the shop: $1 - (10c + 40c + 5c) | |
731. | Reuben at the shop: (2 x 25c) + (1 x 40c) | |
732. | Henrietta and Jay at the shop: (2 x 25c) + (2 x 15c) | |
733. | Deepa at the shop: $2 - (40c + 70c) |