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Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 698 · 40 questions
TalentJR

The fast method (Count the places): Forget the points and multiply the whole numbers: 2.5 × 1.4 → 25 × 14 = 350. Count the decimal places in both numbers: 1 + 1 = 2. Put the point that many places from the right: 3.50 — then drop the 0 at the end: 3.5.

NameDateTime takenScore ___ / 40
  1. 1.0.96 × 0.6 =
  2. 2.9.1 × 3.9 =
  3. 3.0.38 × 2.6 =
  4. 4.1.4 × 3.1 =
  5. 5.7.4 × 0.2 =
  6. 6.0.22 × 3.1 =
  7. 7.0.51 × 3.1 =
  8. 8.5.1 × 0.33 =
  9. 9.0.35 × 3.5 =
  10. 10.6.6 × 0.18 =
  11. 11.1.8 × 0.24 =
  12. 12.0.07 × 2.9 =
  13. 13.0.89 × 1.1 =
  14. 14.0.25 × 0.9 =
  15. 15.2.1 × 0.36 =
  16. 16.0.29 × 3.3 =
  17. 17.2.3 × 0.29 =
  18. 18.0.43 × 3.9 =
  19. 19.4.1 × 0.03 =
  20. 20.0.78 × 1.6 =
  21. 21.3.7 × 1.3 =
  22. 22.8.6 × 0.26 =
  23. 23.0.05 × 3.4 =
  24. 24.0.23 × 0.7 =
  25. 25.0.14 × 2.1 =
  26. 26.0.16 × 0.9 =
  27. 27.0.88 × 0.8 =
  28. 28.6.1 × 0.35 =
  29. 29.0.25 × 3.6 =
  30. 30.9.5 × 3.9 =
  31. 31.0.97 × 3.9 =
  32. 32.0.38 × 1.7 =
  33. 33.5.2 × 1.5 =
  34. 34.8.5 × 1.8 =
  35. 35.0.14 × 3.6 =
  36. 36.4.8 × 0.31 =
  37. 37.0.11 × 2.8 =
  38. 38.5.5 × 0.7 =
  39. 39.0.22 × 1.7 =
  40. 40.6.1 × 2.1 =

Answer key

  1. 0.576
  2. 35.49
  3. 0.988
  4. 4.34
  5. 1.48
  6. 0.682
  7. 1.581
  8. 1.683
  9. 1.225
  10. 1.188
  11. 0.432
  12. 0.203
  13. 0.979
  14. 0.225
  15. 0.756
  16. 0.957
  17. 0.667
  18. 1.677
  19. 0.123
  20. 1.248
  21. 4.81
  22. 2.236
  23. 0.17
  24. 0.161
  25. 0.294
  26. 0.144
  27. 0.704
  28. 2.135
  29. 0.9
  30. 37.05
  31. 3.783
  32. 0.646
  33. 7.8
  34. 15.3
  35. 0.504
  36. 1.488
  37. 0.308
  38. 3.85
  39. 0.374
  40. 12.81

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