← Round and adjust lesson New set →

Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 380 · 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. 1.11 × 19 =
  2. 2.6 × 19 =
  3. 3.33 × 98 =
  4. 4.12 × 98 =
  5. 5.27 × 98 =
  6. 6.3 × 9 =
  7. 7.3 × 49 =
  8. 8.5 × 9 =
  9. 9.13 × 9 =
  10. 10.11 × 29 =
  11. 11.14 × 29 =
  12. 12.5 × 19 =
  13. 13.11 × 29 =
  14. 14.10 × 49 =
  15. 15.7 × 9 =
  16. 16.15 × 49 =
  17. 17.26 × 99 =
  18. 18.10 × 9 =
  19. 19.3 × 29 =
  20. 20.13 × 19 =
  21. 21.7 × 9 =
  22. 22.9 × 19 =
  23. 23.7 × 99 =
  24. 24.14 × 49 =
  25. 25.26 × 99 =
  26. 26.9 × 49 =
  27. 27.3 × 19 =
  28. 28.28 × 99 =
  29. 29.5 × 9 =
  30. 30.10 × 19 =
  31. 31.10 × 29 =
  32. 32.8 × 29 =
  33. 33.14 × 98 =
  34. 34.11 × 9 =
  35. 35.40 × 98 =
  36. 36.11 × 9 =
  37. 37.10 × 98 =
  38. 38.10 × 9 =
  39. 39.39 × 99 =
  40. 40.3 × 29 =

Answer key

  1. 209
  2. 114
  3. 3234
  4. 1176
  5. 2646
  6. 27
  7. 147
  8. 45
  9. 117
  10. 319
  11. 406
  12. 95
  13. 319
  14. 490
  15. 63
  16. 735
  17. 2574
  18. 90
  19. 87
  20. 247
  21. 63
  22. 171
  23. 693
  24. 686
  25. 2574
  26. 441
  27. 57
  28. 2772
  29. 45
  30. 190
  31. 290
  32. 232
  33. 1372
  34. 99
  35. 3920
  36. 99
  37. 980
  38. 90
  39. 3861
  40. 87

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