Solve problems, including missing number problems, involving multiplication and division, including positive integer scaling problems and correspondence problems in which n objects are connected to m objects
1. | Changing Numbers: 24 to 240 | |
2. | Changing Numbers - 25 to 250 | |
3. | Changing Numbers - 17 to 170 | |
4. | Changing Numbers - 65 to 650 | |
5. | Changing Numbers - 55 to 550 | |
6. | Changing Numbers - 18 to 1800 | |
7. | Changing Numbers - 2 to 2000 | |
8. | Changing Numbers - 74 to 740 | |
9. | Changing Numbers - 72 to 720 | |
10. | Changing Numbers - 36 to 3600 | |
11. | Changing Numbers - 44 to 4400 | |
12. | Number detectives: *x4=12 | |
13. | Number detectives: *x5=15 | |
14. | Number detectives: *x4=12 | |
15. | Number detectives: 3x*=15 | |
16. | Number detectives: 4x*=40 | |
17. | Number detectives: 2x*=22 | |
18. | Number detectives: 5x*=30 5x*=35 | |
19. | Number detectives: 3 x 3 | |
20. | Number detectives: 3 x 10 | |
21. | Number detectives: 5 x 2 | |
22. | Number detectives: 10 x 6 | |
23. | Number detectives: 4 x 3 | |
24. | Same or different: Click all boxes with the answer 24. | |
25. | Same or different: Click all boxes with the answer 30. | |
26. | Same or different: Click all boxes with the answer 20. | |
27. | Same or different: Click all boxes with the answer 18. | |
28. | Same or different: Click all boxes with the answer 12. | |
29. | Same or different: Click all boxes with the answer 32. | |
30. | Same or different: Click all boxes with the answer 50. | |
31. | Same or different: Click all boxes with the answer 6. | |
32. | Same or different: Click all boxes with the answer 16. | |
33. | Same or different: Click all boxes with the answer 8. | |
34. | Same or different: Click all boxes with the answer 15. | |
35. | Number detectives: Product = 12, one number is 6. What is the other number? | |
36. | Number detectives: Product = 20, one number is 4. What is the other number? | |
37. | Times machine: write the correct multiplier on the times machine | |
38. | Number detectives: Product of 3 and 8 | |
39. | Number detectives: Product of 6 and 5 | |
40. | Number detectives: ?x4=40 | |
41. | Number detectives: ?x2=12 | |
42. | Times Chain - ? x 6 = 12 x 2 = ? | |
43. | Times Chain - ? x 5 = 20 x 3 = ? | |
44. | Times Chain - ? x 2 = 8 x 6 = ? | |
45. | Number Detectives: 3x?=12 | |
46. | Number Detectives: 6x?=36 | |
47. | Number Detectives: 2x3x?=24 | |
48. | Number Detectives: 5x6x?=90 | |
49. | Complementary Pairs: 116 x 3 = 348 | |
50. | Times Machine: Write the correct multiplier into the times machine | |
51. | Times Machine: Write the correct multiplier into the times machine | |
52. | Double up: Double 15, 150 | |
53. | Double up: Double 35, 350 | |
54. | Double up: Double 16, 160 | |
55. | Double Up: Double 25, 250 | |
56. | Double Up: Double 65, 650 | |
57. | Double Up: Double 45, 450 | |
58. | Double Up: Double 9, 900 | |
59. | Division chain - ? / 5 = 10 / 2 = ? | |
60. | Division chain - ? / 2 = 6 / 3 = ? | |
61. | Division chain - 30 / 2 = ? / 3 = ? | |
62. | My Fair Sharer - setting: 2 | |
63. | Number detectives: ? / 5 = 7 | |
64. | Number detectives: 50 / ? = 5 | |
65. | Time to share: 44 / 2 | |
66. | My Fair Sharer: put the correct setting into the fair sharer | |
67. | My Fair Sharer: put the correct setting into the fair sharer | |
68. | My Fair Sharer: put the correct setting into the fair sharer | |
69. | My Fair Sharer: put the correct setting into the fair sharer | |
70. | Number detectives: ? / 5 = 2 | |
71. | Number detectives: ? / 6 = 4 | |
72. | Number detectives: 70 / ? = 35 | |
73. | My Fair Sharer - 50, 40, 20 / 2 | |
74. | My Fair Sharer - 60, 90, 30 / 2 | |
75. | My Fair Sharer - write the correct setting on the fair sharer | |
76. | My Fair Sharer - write the correct setting on the fair sharer | |
77. | My Fair Sharer - write the correct setting on the fair sharer | |
78. | My Fair Sharer - write the correct setting on the fair sharer | |
79. | My Fair Sharer - write the correct setting on the fair sharer | |
80. | Sum it up: Ed the elephant - 36 buckets of food / 3 meals | |
81. | Sum it up: Tulips = 6 rows x 80 per row | |
82. | My Fair Sharer: write the correct setting on the fair sharer | |
83. | My Fair Sharer: write the correct setting on the fair sharer | |
84. | My Fair Sharer: write the correct setting on the fair sharer | |
85. | My Fair Sharer: write the correct setting on the fair sharer | |
86. | Divide and multiply 20/4 | |
87. | Divide and multiply 18/2 | |
88. | Divide and multiply 16/2 | |
89. | Divide and multiply 21/3 | |
90. | Divide and multiply 50/5 | |
91. | Divide and multiply 22/2 | |
92. | Divide and multiply 40/4 | |
93. | Divide and multiply: 24 / 6 | |
94. | Fair Sharer: put the correct division setting into the fair sharer | |
95. | Fair Sharer: put the correct division setting into the fair sharer | |
96. | Divide and Multiply | |
97. | Divide and Multiply | |
98. | Divide and Multiply | |
99. | Divide and Multiply | |
100. | Divide and Multiply | |
101. | Divide and Multiply | |
102. | Divide and Multiply | |
103. | My Fair Sharer: 44 / 11 = 16 / 4 = 28 / 7 = 36 / 9 = ? | |
104. | My Fair Sharer: 100 / 20 = 25 / 5 = 650 / 130 = 40 / 8 = ? | |
105. | Big Brother? - working backwards | |
106. | Farm Products: Write the product of 0 and 4 | |
107. | Farm Products: Write the product of 3 and 4 | |
108. | Farm Products: Write the product of 3 and 1 | |
109. | Complementary Pairs: 402 x 2 = 804 | |
110. | Complementary Pairs: 102 x 6 = 612 | |
111. | Complementary Pairs: 241 x 2 = 482 | |
112. | Complementary Pairs: 313 x 3 = 939 | |
113. | N/D: Number halfway between 11 and 15 | |
114. | N/D: Number half-way between 7 and 11 | |
115. | N/D: Number halfway between 17 and 21 | |
116. | N/D: Number halfway between 23 and 27 | |
117. | Sum it up: Jonno's carwash - £36 earned over 4 days at £2 per car | |
118. | Sum it up: Put the correct number statement on the question board (1) | |
119. | Sum it up: Put the correct number statement on the question board (1) |