← Round and adjust lesson New set →

Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 760 · 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. 1.14 × 99 =
  2. 2.8 × 49 =
  3. 3.27 × 98 =
  4. 4.10 × 49 =
  5. 5.5 × 49 =
  6. 6.5 × 49 =
  7. 7.12 × 49 =
  8. 8.3 × 29 =
  9. 9.4 × 9 =
  10. 10.6 × 49 =
  11. 11.6 × 29 =
  12. 12.6 × 9 =
  13. 13.13 × 29 =
  14. 14.6 × 49 =
  15. 15.6 × 49 =
  16. 16.37 × 98 =
  17. 17.3 × 9 =
  18. 18.15 × 99 =
  19. 19.7 × 19 =
  20. 20.4 × 9 =
  21. 21.3 × 9 =
  22. 22.15 × 9 =
  23. 23.12 × 49 =
  24. 24.8 × 49 =
  25. 25.15 × 9 =
  26. 26.8 × 29 =
  27. 27.13 × 98 =
  28. 28.13 × 49 =
  29. 29.5 × 99 =
  30. 30.10 × 9 =
  31. 31.13 × 98 =
  32. 32.8 × 9 =
  33. 33.10 × 49 =
  34. 34.6 × 49 =
  35. 35.7 × 19 =
  36. 36.5 × 9 =
  37. 37.8 × 19 =
  38. 38.15 × 19 =
  39. 39.7 × 19 =
  40. 40.15 × 49 =

Answer key

  1. 1386
  2. 392
  3. 2646
  4. 490
  5. 245
  6. 245
  7. 588
  8. 87
  9. 36
  10. 294
  11. 174
  12. 54
  13. 377
  14. 294
  15. 294
  16. 3626
  17. 27
  18. 1485
  19. 133
  20. 36
  21. 27
  22. 135
  23. 588
  24. 392
  25. 135
  26. 232
  27. 1274
  28. 637
  29. 495
  30. 90
  31. 1274
  32. 72
  33. 490
  34. 294
  35. 133
  36. 45
  37. 152
  38. 285
  39. 133
  40. 735

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