Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 176 · 40 questions

How it works (Round and adjust): Round up: 49 is 50 − 1, 98 is 100 − 2. Multiply by the round number. Take away the number times the bit you added.

1. 1.14 × 9 =
2. 2.8 × 29 =
3. 3.12 × 9 =
4. 4.30 × 98 =
5. 5.11 × 9 =
6. 6.4 × 9 =
7. 7.33 × 99 =
8. 8.6 × 49 =
9. 9.18 × 99 =
10. 10.37 × 98 =
11. 11.14 × 29 =
12. 12.5 × 19 =
13. 13.13 × 98 =
14. 14.6 × 29 =
15. 15.14 × 19 =
16. 16.12 × 19 =
17. 17.32 × 99 =
18. 18.6 × 9 =
19. 19.4 × 19 =
20. 20.11 × 9 =
21. 21.6 × 19 =
22. 22.3 × 29 =
23. 23.17 × 99 =
24. 24.6 × 19 =
25. 25.15 × 19 =
26. 26.9 × 9 =
27. 27.7 × 19 =
28. 28.10 × 99 =
29. 29.11 × 49 =
30. 30.6 × 99 =
31. 31.4 × 9 =
32. 32.6 × 99 =
33. 33.13 × 19 =
34. 34.12 × 49 =
35. 35.11 × 29 =
36. 36.15 × 9 =
37. 37.8 × 49 =
38. 38.13 × 49 =
39. 39.11 × 9 =
40. 40.4 × 99 =

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