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Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 767 · 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. 1.5.6 × 1.2 =
  2. 2.0.7 × 0.6 =
  3. 3.0.25 × 0.7 =
  4. 4.0.74 × 0.3 =
  5. 5.0.92 × 1.2 =
  6. 6.0.35 × 1.8 =
  7. 7.5.6 × 0.28 =
  8. 8.0.6 × 3.4 =
  9. 9.0.42 × 2.4 =
  10. 10.0.45 × 2.3 =
  11. 11.0.89 × 3.4 =
  12. 12.6.1 × 0.9 =
  13. 13.9.3 × 2.3 =
  14. 14.0.91 × 1.5 =
  15. 15.4.8 × 0.33 =
  16. 16.0.17 × 0.4 =
  17. 17.0.05 × 1.5 =
  18. 18.0.32 × 1.7 =
  19. 19.2.3 × 0.27 =
  20. 20.0.91 × 3.5 =
  21. 21.1.1 × 2.3 =
  22. 22.0.79 × 2.7 =
  23. 23.0.9 × 0.18 =
  24. 24.0.34 × 3.2 =
  25. 25.0.82 × 0.6 =
  26. 26.6.8 × 0.6 =
  27. 27.0.96 × 0.4 =
  28. 28.3.8 × 3.2 =
  29. 29.5.4 × 3.5 =
  30. 30.9.6 × 1.4 =
  31. 31.0.58 × 3.6 =
  32. 32.0.15 × 3.4 =
  33. 33.9.1 × 0.22 =
  34. 34.4.9 × 0.36 =
  35. 35.0.61 × 0.7 =
  36. 36.9.8 × 0.8 =
  37. 37.0.03 × 2.8 =
  38. 38.0.81 × 1.5 =
  39. 39.0.24 × 2.1 =
  40. 40.0.94 × 1.7 =

Answer key

  1. 6.72
  2. 0.42
  3. 0.175
  4. 0.222
  5. 1.104
  6. 0.63
  7. 1.568
  8. 2.04
  9. 1.008
  10. 1.035
  11. 3.026
  12. 5.49
  13. 21.39
  14. 1.365
  15. 1.584
  16. 0.068
  17. 0.075
  18. 0.544
  19. 0.621
  20. 3.185
  21. 2.53
  22. 2.133
  23. 0.162
  24. 1.088
  25. 0.492
  26. 4.08
  27. 0.384
  28. 12.16
  29. 18.9
  30. 13.44
  31. 2.088
  32. 0.51
  33. 2.002
  34. 1.764
  35. 0.427
  36. 7.84
  37. 0.084
  38. 1.215
  39. 0.504
  40. 1.598

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