← Round and adjust lesson New set →

Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 759 · 40 questions
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.11 × 19 =
  2. 2.31 × 99 =
  3. 3.4 × 9 =
  4. 4.13 × 9 =
  5. 5.6 × 99 =
  6. 6.9 × 9 =
  7. 7.7 × 49 =
  8. 8.23 × 99 =
  9. 9.15 × 19 =
  10. 10.14 × 49 =
  11. 11.8 × 49 =
  12. 12.4 × 29 =
  13. 13.6 × 19 =
  14. 14.15 × 19 =
  15. 15.26 × 98 =
  16. 16.12 × 19 =
  17. 17.9 × 9 =
  18. 18.32 × 98 =
  19. 19.11 × 99 =
  20. 20.10 × 19 =
  21. 21.4 × 19 =
  22. 22.9 × 19 =
  23. 23.6 × 19 =
  24. 24.38 × 98 =
  25. 25.13 × 29 =
  26. 26.19 × 99 =
  27. 27.18 × 98 =
  28. 28.5 × 29 =
  29. 29.15 × 49 =
  30. 30.14 × 49 =
  31. 31.3 × 9 =
  32. 32.15 × 29 =
  33. 33.13 × 9 =
  34. 34.8 × 9 =
  35. 35.5 × 49 =
  36. 36.11 × 49 =
  37. 37.25 × 99 =
  38. 38.12 × 49 =
  39. 39.6 × 19 =
  40. 40.12 × 19 =

Answer key

  1. 209
  2. 3069
  3. 36
  4. 117
  5. 594
  6. 81
  7. 343
  8. 2277
  9. 285
  10. 686
  11. 392
  12. 116
  13. 114
  14. 285
  15. 2548
  16. 228
  17. 81
  18. 3136
  19. 1089
  20. 190
  21. 76
  22. 171
  23. 114
  24. 3724
  25. 377
  26. 1881
  27. 1764
  28. 145
  29. 735
  30. 686
  31. 27
  32. 435
  33. 117
  34. 72
  35. 245
  36. 539
  37. 2475
  38. 588
  39. 114
  40. 228

Free tables & multiplication lessons, practice and worksheets at talentjr.in/multiplication-tables