← Round and adjust lesson New set →

Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 296 · 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. 1.13 × 98 =
  2. 2.20 × 98 =
  3. 3.15 × 9 =
  4. 4.6 × 19 =
  5. 5.9 × 29 =
  6. 6.19 × 99 =
  7. 7.13 × 49 =
  8. 8.37 × 98 =
  9. 9.7 × 9 =
  10. 10.10 × 9 =
  11. 11.11 × 9 =
  12. 12.4 × 9 =
  13. 13.5 × 9 =
  14. 14.13 × 9 =
  15. 15.6 × 9 =
  16. 16.4 × 19 =
  17. 17.13 × 9 =
  18. 18.8 × 19 =
  19. 19.10 × 9 =
  20. 20.12 × 49 =
  21. 21.32 × 98 =
  22. 22.14 × 19 =
  23. 23.21 × 99 =
  24. 24.19 × 99 =
  25. 25.7 × 9 =
  26. 26.25 × 99 =
  27. 27.12 × 49 =
  28. 28.12 × 49 =
  29. 29.11 × 49 =
  30. 30.4 × 9 =
  31. 31.6 × 99 =
  32. 32.23 × 99 =
  33. 33.3 × 9 =
  34. 34.8 × 99 =
  35. 35.7 × 98 =
  36. 36.4 × 19 =
  37. 37.28 × 99 =
  38. 38.15 × 19 =
  39. 39.7 × 19 =
  40. 40.14 × 98 =

Answer key

  1. 1274
  2. 1960
  3. 135
  4. 114
  5. 261
  6. 1881
  7. 637
  8. 3626
  9. 63
  10. 90
  11. 99
  12. 36
  13. 45
  14. 117
  15. 54
  16. 76
  17. 117
  18. 152
  19. 90
  20. 588
  21. 3136
  22. 266
  23. 2079
  24. 1881
  25. 63
  26. 2475
  27. 588
  28. 588
  29. 539
  30. 36
  31. 594
  32. 2277
  33. 27
  34. 792
  35. 686
  36. 76
  37. 2772
  38. 285
  39. 133
  40. 1372

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