← Round and adjust lesson New set →

Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 113 · 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. 1.12 × 19 =
  2. 2.8 × 19 =
  3. 3.10 × 29 =
  4. 4.4 × 19 =
  5. 5.10 × 49 =
  6. 6.34 × 98 =
  7. 7.5 × 29 =
  8. 8.12 × 49 =
  9. 9.13 × 9 =
  10. 10.3 × 29 =
  11. 11.13 × 19 =
  12. 12.15 × 19 =
  13. 13.5 × 49 =
  14. 14.32 × 99 =
  15. 15.13 × 9 =
  16. 16.22 × 98 =
  17. 17.4 × 19 =
  18. 18.7 × 49 =
  19. 19.37 × 99 =
  20. 20.4 × 9 =
  21. 21.5 × 19 =
  22. 22.25 × 98 =
  23. 23.5 × 19 =
  24. 24.8 × 9 =
  25. 25.4 × 98 =
  26. 26.6 × 9 =
  27. 27.14 × 9 =
  28. 28.4 × 49 =
  29. 29.13 × 29 =
  30. 30.4 × 19 =
  31. 31.12 × 19 =
  32. 32.10 × 29 =
  33. 33.13 × 9 =
  34. 34.18 × 99 =
  35. 35.15 × 9 =
  36. 36.12 × 19 =
  37. 37.4 × 49 =
  38. 38.6 × 9 =
  39. 39.40 × 99 =
  40. 40.15 × 9 =

Answer key

  1. 228
  2. 152
  3. 290
  4. 76
  5. 490
  6. 3332
  7. 145
  8. 588
  9. 117
  10. 87
  11. 247
  12. 285
  13. 245
  14. 3168
  15. 117
  16. 2156
  17. 76
  18. 343
  19. 3663
  20. 36
  21. 95
  22. 2450
  23. 95
  24. 72
  25. 392
  26. 54
  27. 126
  28. 196
  29. 377
  30. 76
  31. 228
  32. 290
  33. 117
  34. 1782
  35. 135
  36. 228
  37. 196
  38. 54
  39. 3960
  40. 135

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