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Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 29 · 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. 1.0.83 × 0.3 =
  2. 2.0.08 × 1.6 =
  3. 3.0.17 × 0.4 =
  4. 4.0.15 × 1.8 =
  5. 5.0.76 × 1.3 =
  6. 6.6.8 × 0.12 =
  7. 7.5.5 × 2.3 =
  8. 8.0.29 × 0.7 =
  9. 9.1.3 × 0.19 =
  10. 10.6.7 × 1.6 =
  11. 11.0.2 × 0.06 =
  12. 12.0.55 × 1.9 =
  13. 13.0.25 × 1.1 =
  14. 14.0.11 × 1.9 =
  15. 15.8.1 × 0.33 =
  16. 16.0.85 × 1.4 =
  17. 17.4.9 × 0.27 =
  18. 18.6.7 × 2.2 =
  19. 19.0.34 × 1.5 =
  20. 20.8.3 × 1.1 =
  21. 21.0.58 × 0.7 =
  22. 22.0.32 × 1.1 =
  23. 23.1.1 × 0.26 =
  24. 24.6.7 × 0.08 =
  25. 25.0.85 × 2.4 =
  26. 26.0.34 × 0.2 =
  27. 27.1.9 × 1.5 =
  28. 28.0.87 × 1.1 =
  29. 29.0.61 × 1.8 =
  30. 30.0.61 × 0.2 =
  31. 31.0.81 × 1.4 =
  32. 32.0.58 × 1.8 =
  33. 33.0.91 × 0.7 =
  34. 34.0.96 × 0.7 =
  35. 35.0.22 × 3.2 =
  36. 36.0.49 × 2.3 =
  37. 37.1.4 × 0.06 =
  38. 38.0.37 × 3.1 =
  39. 39.0.56 × 3.7 =
  40. 40.9.7 × 2.2 =

Answer key

  1. 0.249
  2. 0.128
  3. 0.068
  4. 0.27
  5. 0.988
  6. 0.816
  7. 12.65
  8. 0.203
  9. 0.247
  10. 10.72
  11. 0.012
  12. 1.045
  13. 0.275
  14. 0.209
  15. 2.673
  16. 1.19
  17. 1.323
  18. 14.74
  19. 0.51
  20. 9.13
  21. 0.406
  22. 0.352
  23. 0.286
  24. 0.536
  25. 2.04
  26. 0.068
  27. 2.85
  28. 0.957
  29. 1.098
  30. 0.122
  31. 1.134
  32. 1.044
  33. 0.637
  34. 0.672
  35. 0.704
  36. 1.127
  37. 0.084
  38. 1.147
  39. 2.072
  40. 21.34

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