Complete number sentences involving multiplication and division by calculating missing numbers, eg find the missing numbers: 28 = ( ) x 7
1. | Number detectives: *x4=12 | |
2. | Number detectives: *x5=15 | |
3. | Number detectives: *x4=12 | |
4. | Number detectives: 3x*=15 | |
5. | Number detectives: 4x*=40 | |
6. | Number detectives: 2x*=22 | |
7. | Number detectives: 5x*=30 5x*=35 | |
8. | Number detectives: ?x4=40 | |
9. | Number detectives: ?x2=12 | |
10. | Times Chain - ? x 6 = 12 x 2 = ? | |
11. | Times Chain - ? x 5 = 20 x 3 = ? | |
12. | Times Chain - ? x 2 = 8 x 6 = ? | |
13. | Number Detectives: 3x?=12 | |
14. | Number Detectives: 6x?=36 | |
15. | Division chain - ? / 5 = 10 / 2 = ? | |
16. | Division chain - ? / 2 = 6 / 3 = ? | |
17. | Number detectives: ? / 10 = 5 | |
18. | Number detectives: ? / 5 = 7 | |
19. | Number detectives: 80 / ? = 40 | |
20. | Number detectives: 60 / ? = 20 | |
21. | Number detectives: 50 / ? = 5 | |
22. | Number detectives: ? / 8=90 |