Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 211 · 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 × 98 =
2. 2.8 × 29 =
3. 3.11 × 98 =
4. 4.4 × 19 =
5. 5.10 × 49 =
6. 6.8 × 98 =
7. 7.13 × 49 =
8. 8.4 × 29 =
9. 9.7 × 29 =
10. 10.14 × 9 =
11. 11.9 × 29 =
12. 12.11 × 9 =
13. 13.15 × 49 =
14. 14.14 × 9 =
15. 15.14 × 9 =
16. 16.13 × 29 =
17. 17.5 × 99 =
18. 18.6 × 99 =
19. 19.11 × 98 =
20. 20.37 × 99 =
21. 21.7 × 49 =
22. 22.24 × 98 =
23. 23.5 × 19 =
24. 24.7 × 9 =
25. 25.4 × 29 =
26. 26.7 × 19 =
27. 27.25 × 99 =
28. 28.21 × 99 =
29. 29.6 × 49 =
30. 30.22 × 98 =
31. 31.13 × 9 =
32. 32.13 × 29 =
33. 33.10 × 19 =
34. 34.6 × 49 =
35. 35.40 × 99 =
36. 36.6 × 29 =
37. 37.3 × 49 =
38. 38.14 × 9 =
39. 39.9 × 9 =
40. 40.15 × 19 =

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