← Round and adjust lesson New set →

Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 259 · 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. 1.6 × 29 =
  2. 2.38 × 98 =
  3. 3.3 × 99 =
  4. 4.13 × 19 =
  5. 5.11 × 19 =
  6. 6.4 × 29 =
  7. 7.6 × 49 =
  8. 8.12 × 9 =
  9. 9.14 × 29 =
  10. 10.4 × 19 =
  11. 11.8 × 99 =
  12. 12.5 × 9 =
  13. 13.11 × 29 =
  14. 14.6 × 49 =
  15. 15.4 × 19 =
  16. 16.12 × 49 =
  17. 17.12 × 49 =
  18. 18.39 × 98 =
  19. 19.11 × 29 =
  20. 20.13 × 9 =
  21. 21.28 × 98 =
  22. 22.7 × 9 =
  23. 23.23 × 98 =
  24. 24.21 × 98 =
  25. 25.4 × 99 =
  26. 26.10 × 19 =
  27. 27.32 × 99 =
  28. 28.11 × 9 =
  29. 29.4 × 99 =
  30. 30.4 × 49 =
  31. 31.3 × 29 =
  32. 32.5 × 19 =
  33. 33.10 × 19 =
  34. 34.15 × 29 =
  35. 35.7 × 9 =
  36. 36.14 × 49 =
  37. 37.3 × 29 =
  38. 38.3 × 9 =
  39. 39.6 × 9 =
  40. 40.3 × 19 =

Answer key

  1. 174
  2. 3724
  3. 297
  4. 247
  5. 209
  6. 116
  7. 294
  8. 108
  9. 406
  10. 76
  11. 792
  12. 45
  13. 319
  14. 294
  15. 76
  16. 588
  17. 588
  18. 3822
  19. 319
  20. 117
  21. 2744
  22. 63
  23. 2254
  24. 2058
  25. 396
  26. 190
  27. 3168
  28. 99
  29. 396
  30. 196
  31. 87
  32. 95
  33. 190
  34. 435
  35. 63
  36. 686
  37. 87
  38. 27
  39. 54
  40. 57

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