← Round and adjust lesson New set →

Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 36 · 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. 1.7 × 9 =
  2. 2.12 × 9 =
  3. 3.24 × 99 =
  4. 4.23 × 99 =
  5. 5.11 × 98 =
  6. 6.14 × 29 =
  7. 7.25 × 99 =
  8. 8.5 × 99 =
  9. 9.40 × 99 =
  10. 10.3 × 49 =
  11. 11.37 × 99 =
  12. 12.13 × 49 =
  13. 13.33 × 98 =
  14. 14.23 × 98 =
  15. 15.9 × 49 =
  16. 16.3 × 29 =
  17. 17.7 × 29 =
  18. 18.8 × 9 =
  19. 19.6 × 9 =
  20. 20.8 × 9 =
  21. 21.4 × 29 =
  22. 22.26 × 99 =
  23. 23.14 × 9 =
  24. 24.9 × 19 =
  25. 25.9 × 49 =
  26. 26.3 × 9 =
  27. 27.8 × 98 =
  28. 28.4 × 9 =
  29. 29.11 × 29 =
  30. 30.7 × 49 =
  31. 31.15 × 19 =
  32. 32.3 × 49 =
  33. 33.10 × 49 =
  34. 34.25 × 98 =
  35. 35.12 × 9 =
  36. 36.38 × 99 =
  37. 37.23 × 98 =
  38. 38.12 × 49 =
  39. 39.15 × 19 =
  40. 40.13 × 98 =

Answer key

  1. 63
  2. 108
  3. 2376
  4. 2277
  5. 1078
  6. 406
  7. 2475
  8. 495
  9. 3960
  10. 147
  11. 3663
  12. 637
  13. 3234
  14. 2254
  15. 441
  16. 87
  17. 203
  18. 72
  19. 54
  20. 72
  21. 116
  22. 2574
  23. 126
  24. 171
  25. 441
  26. 27
  27. 784
  28. 36
  29. 319
  30. 343
  31. 285
  32. 147
  33. 490
  34. 2450
  35. 108
  36. 3762
  37. 2254
  38. 588
  39. 285
  40. 1274

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