Calculating
1. | In the Square: 0.5 squared, 0.2 squared, square root of 0.25 | |
2. | In the Square: 0.1 squared, 0.9 squared, square root of 0.36 | |
3. | Signs & Numbers: 905 * 125 | |
4. | Changing Numbers: 21.453x10, +10.001, -1.1 x 0.1 | |
5. | Changing Numbers: 947.01÷0.01, +0.01, -0.01, x0.01 | |
6. | Number Detectives: ab= 126 a+b= 25 | |
7. | Number Detectives: LCM of 25 & 30 | |
8. | Changing numbers: Addition/subtraction using negative integers | |
9. | In the square: 49+ * +6=57 | |
10. | In the square: * +16+15=240 | |
11. | In the square: 36+289+ * =87 | |
12. | In the square: * + 81+5=47 | |
13. | In the square: 64+361+ * =196 | |
14. | Make 13 18+34+* | |
15. | Make -5 27+9+* | |
16. | Make 29 37+20+* | |
17. | Make -8 42+16+* | |
18. | Make 32 29+12+* | |
19. | Add these three numbers 84+-11+-16 | |
20. | Add these three numbers -19+55+-26 | |
21. | Add these three numbers -17+-28+34 | |
22. | Add these three numbers -41+-35+47 | |
23. | Add these three numbers 46+13+14 | |
24. | In the square: Calculate with squares and square roots | |
25. | In the square: Calculate with squares and square roots | |
26. | In the square: Calculate with squares and square roots | |
27. | In the square: Calculate with squares and square roots | |
28. | In the square: Calculate with squares and square roots | |
29. | Adding the big ones: Write missing numbers in vertical additions | |
30. | Adding the big ones: Write missing numbers in vertical additions | |
31. | Adding the big ones: Write missing numbers in vertical additions | |
32. | Adding the big ones: Write missing numbers in vertical additions | |
33. | Adding the big ones: Write missing numbers in vertical additions | |
34. | Changing numbers 14 697 x 0.1, + 6328, div. by 0.5 | |
35. | Changing numbers 35 942 x 20, + 7 487, div. by 0.1 | |
36. | Changing numbers 4376 x 0.01, + 85 299, div. by 0.1 | |
37. | Double up and add 2.87 | |
38. | Double up and add 3.58 | |
39. | Double up and add 4.89 | |
40. | Double up and add 2.68 | |
41. | Hundredths crossing: Addition of numbers with 2 dp | |
42. | Hundredths crossing: Addition of numbers with 2 dp | |
43. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
44. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
45. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
46. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
47. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
48. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
49. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
50. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
51. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
52. | N/D Find the mystery negative: Addition/subtraction of negative integers up to +/-100 | |
53. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
54. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
55. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
56. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
57. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
58. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
59. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
60. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
61. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
62. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
63. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
64. | N/D Find the mystery negative!: Subtraction with single-digit negative integers | |
65. | Subtracting big ones: Write missing numbers in vertical subtractions | |
66. | Subtracting big ones: Write missing numbers in vertical subtractions | |
67. | Subtracting big ones: Write missing numbers in vertical subtractions | |
68. | Subtracting big ones: Write missing numbers in vertical subtractions | |
69. | Subtracting big ones: Write missing numbers in vertical subtractions | |
70. | Write the missing number: 20= -10, 17, ? | |
71. | Write the missing number: 20=-45, 30, ? | |
72. | Write the missing number: 20= -15, 25, ? | |
73. | Write the missing number: 20= -18, -24, ? | |
74. | Write the missing number: 20= -8, -2, ? | |
75. | Scoring Decimal Points: Write missing numbers in vertical subtraction | |
76. | Scoring Decimal Points: Write missing numbers in vertical subtraction | |
77. | Subtraction Chains: Subtractions with 2 dp | |
78. | Subtraction Chains: Subtractions with 2 dp | |
79. | Square it: Square 12, 1.2 | |
80. | Square it: Square 13, 1.3 | |
81. | Square it: Square 10, 0.1 | |
82. | Square it: Square 9, 0.9 | |
83. | Square it: Square 5, 0.5 | |
84. | Square it: Square 8, 0.8 | |
85. | Square it: Square 6, 0.6 | |
86. | Square it: Square 7, 0.7 | |
87. | Number detectives -3x-3=* | |
88. | Number detectives -3x*=12 | |
89. | Number detectives -2x*=-16 | |
90. | Multi-Multiplication 35.8 x1000 x500 x0.01 x0.1 | |
91. | Multi-Multiplication 6 x-5 x9 x-7 x-4 | |
92. | Multi-Multiplication 3 x3 x30 x300 x0.3 | |
93. | First things first 4x5+3x(2+3)=* | |
94. | First things first 6x4-22/(13-11)=* | |
95. | First things first 2x10+3x(4-5)=* | |
96. | Number detectives sum of 7x11 and 2x15 | |
97. | Number detectives sum of 5x25 and 3x5 | |
98. | Number detectives sum of 6x8 and 20x10 | |
99. | Number detectives sum of 25x4 and 8x9 | |
100. | Number detectives *x7=-42 | |
101. | Number detectives 35x90 | |
102. | Number detectives 0.3x*=0.06 | |
103. | Number detectives 820x10x*=1640 | |
104. | Square it! -5 and -50 squared | |
105. | Square it! -9 and -90 squared | |
106. | Square it! 0.4 and 40 squared | |
107. | Square it! 0.09 and 0.9 squared | |
108. | Square it! 0.07 and 70 squared | |
109. | Multi-Multiplication: Perform multiple multiplications | |
110. | Multi-Multiplication: Perform multiple multiplications | |
111. | Multi-Multiplication: Perform multiple multiplications | |
112. | Multi-Multiplication: Perform multiple multiplications | |
113. | Multipication Simplification: Simplify multiplication by doubling and halving | |
114. | Multipication Simplification: Simplify multiplication by doubling and halving | |
115. | Multipication Simplification: Simplify multiplication by doubling and halving | |
116. | Multipication Simplification: Simplify multiplication by doubling and halving | |
117. | First things first!: BODMAS calculations | |
118. | First things first!: BODMAS calculations | |
119. | First things first!: BODMAS calculations | |
120. | First things first!: BODMAS calculations | |
121. | First things first!: BODMAS calculations | |
122. | First things first!: BODMAS calculations | |
123. | First things first!: BODMAS calculations | |
124. | Decimal times: Write missing numbers in vertical decimal multiplication | |
125. | Decimal times: Write missing numbers in vertical decimal multiplication | |
126. | Decimal times: Write missing numbers in vertical decimal multiplication | |
127. | Multi-Multiplication 18 (x4,0.6,80,102) | |
128. | Multi-Multiplication 23 (x6,0.7,50,105) | |
129. | Multi-Multiplication 41 (x5,0.8,70,103) | |
130. | Find the roots 121 and 1.21 | |
131. | Find the roots 25 and 0.25 | |
132. | Number detectives : 48/80 | |
133. | Number detectives : 15/50 | |
134. | Divided Maths: Complete these number sentences | |
135. | Find the roots: Find the square roots of 62500, 0.0625 | |
136. | Find the roots: Find the square roots of 3600, 0.0036 | |
137. | Find the roots: Find the square roots of 40000, 0.0004 | |
138. | Find the roots: Find the square roots of 810000, 0.0081 | |
139. | Find the roots: Find the square roots of 160000, 0.0016 | |
140. | Find the roots: Find the square roots of 90000, 0.0009 | |
141. | Number Production: Complete each number sentence | |
142. | Number Production: Complete each number sentence | |
143. | Great Divide: Perform multiple division operations on a number | |
144. | Find the roots *=0.08, *=-8 | |
145. | Find the roots *=-100, * =0.1 | |
146. | Find the roots * =0.09, * = -9 | |
147. | Find the roots * = 0.01, 1 000 000 = -1 000 | |
148. | Find the roots * = -20, * = 0.2 | |
149. | Changing numbers 6730/0.5=*, */0.1=82720, 2364/0.2=* | |
150. | Divide hundreds! 360/*=720, 426/0.2=* | |
151. | Divide hundreds! 720/*=900, 689/0.5=* | |
152. | Divide thousands! 4200/0.8 | |
153. | Division chains: Write missing numbers in division chains | |
154. | Division chains: Write missing numbers in division chains | |
155. | Division chains: Write missing numbers in division chains | |
156. | Division chains: Write missing numbers in division chains | |
157. | First things first!: BODMAS calculations | |
158. | First things first!: BODMAS calculations | |
159. | First things first!: BODMAS calculations | |
160. | First things first!: BODMAS calculations | |
161. | Find the roots *=20, *=0.02 | |
162. | Find the roots *=25, *=2.5 | |
163. | The Great Divide: Perform multiple division operations | |
164. | The Great Divide: Perform multiple division operations | |
165. | The Great Divide: Perform multiple division operations | |
166. | Find the roots -* = -40, -* = -0.04 | |
167. | Find the roots -* = -9, -* = -0.9 | |
168. | Find the roots -* = -1.3, -* = -130 | |
169. | Here a fraction there a fraction: Calculate a fraction of a quantity, then a fraction of the fraction. | |
170. | Here a fraction there a fraction: Find a fraction, then a fraction of the fraction | |
171. | A Sizeable Byte: Select the larger number 84/60 or 2.6 | |
172. | Space Fractions : Write equivalent fractions | |
173. | Space Fractions : Write equivalent fractions | |
174. | Truth about fractions: Click the smaller number | |
175. | Truth about fractions: Click the larger number | |
176. | Fraction Trade-in: Write a fraction in its lowest terms | |
177. | Fraction Trade-in: Write a fraction in its lowest terms | |
178. | Fraction Trade-in: Write a fraction in its lowest terms | |
179. | Truth about fractions larger 1/12 of * = 4/3 of 6 | |
180. | Truth about fractions larger 1/8 of 560 = 1/3 of * | |
181. | Truth about fractions: Larger 19/50 or 42% | |
182. | Fraction Trade-in: Write a fraction in its lowest terms | |
183. | Fraction Trade-in: Write a fraction in its lowest terms | |
184. | Higher or lower: Choose the higher number 60% of 30 or 2/5 of 40 | |
185. | More or Less: Choose the higher number 17% of 100 or 8/9 of 18 | |
186. | More or Less: Click the higher number 28% of 200 or 1/2 of 110 | |
187. | Pass the pieces, please!: Fraction addition *+1/2=7/12 | |
188. | Fractional output: Fraction addition 1/4+1/5=* | |
189. | Fractions mounting: Fractions addition 1/3+1/2=* | |
190. | More or less: Click the expression with the higher value 11/15 of 60 or 5/4 of 32 | |
191. | More or less: Click the expression with the higher value 8/9 of 45 or 7/4 of 24 | |
192. | More or less: Click the expression with the higher value 24/25 of 100 or 6/5 of 75 | |
193. | More or less fractions: Click the expression which is greater in value | |
194. | More or less fractions: Click the expression which is greater in value | |
195. | More or less fractions: Click the expression which is greater in value | |
196. | Fraction Trade-in: Write a fraction in its lowest terms | |
197. | Fraction Trade-in: Write a fraction in its lowest terms | |
198. | Fraction Trade-in: Write a fraction in its lowest terms | |
199. | Fraction Trade-in: Write a fraction in its lowest terms | |
200. | Fraction Trade-in: Write a fraction in its lowest terms | |
201. | Fractions Multiply: 3/4x2/9 | |
202. | Fractions Divide: 1/2 / 3/4 | |
203. | Fractions Divide: 10 / 1/6 | |
204. | Reducing ratios: Write a ratio in its simplest form | |
205. | The Big Men of Maths - Solve a problem given the relationship between two unknowns | |
206. | Dr Dan's Number Operations - "(x + 0.5) x 5 = 22.5" | |
207. | Dr Dan's Number Operations - "(n+0.5)x10=22.5" | |
208. | Head Quarters: One half & one quarter of 42320 | |
209. | Detective Duck: Write one number as a fraction of another | |
210. | Up and Up: 797.9+88.4=? | |
211. | Up and Up: 892.4+419.8=? | |
212. | Up and Up: 457.9+124.8=? | |
213. | Up and Up: 128.7+39.6=? | |
214. | Fraction Quest: Click the larger fraction 27/30 and 0.9 | |
215. | Fractions Multiply: 3/5x20/33 |