Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 987 · 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. 1.3 × 19 =
2. 2.4 × 9 =
3. 3.6 × 49 =
4. 4.3 × 29 =
5. 5.5 × 19 =
6. 6.9 × 19 =
7. 7.9 × 29 =
8. 8.13 × 98 =
9. 9.8 × 99 =
10. 10.14 × 19 =
11. 11.15 × 9 =
12. 12.9 × 49 =
13. 13.10 × 98 =
14. 14.7 × 9 =
15. 15.31 × 98 =
16. 16.8 × 9 =
17. 17.35 × 99 =
18. 18.17 × 98 =
19. 19.40 × 98 =
20. 20.32 × 99 =
21. 21.39 × 98 =
22. 22.14 × 49 =
23. 23.3 × 99 =
24. 24.14 × 29 =
25. 25.14 × 29 =
26. 26.7 × 19 =
27. 27.34 × 98 =
28. 28.13 × 49 =
29. 29.7 × 29 =
30. 30.22 × 99 =
31. 31.11 × 99 =
32. 32.12 × 19 =
33. 33.8 × 49 =
34. 34.9 × 9 =
35. 35.6 × 9 =
36. 36.6 × 49 =
37. 37.13 × 9 =
38. 38.13 × 29 =
39. 39.25 × 98 =
40. 40.13 × 29 =

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