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Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 674 · 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. 1.0.81 × 1.1 =
  2. 2.1.3 × 1.6 =
  3. 3.4.1 × 0.2 =
  4. 4.0.61 × 3.1 =
  5. 5.7.3 × 0.19 =
  6. 6.3.1 × 0.06 =
  7. 7.5.1 × 0.24 =
  8. 8.9.8 × 3.1 =
  9. 9.0.13 × 1.4 =
  10. 10.4.9 × 0.8 =
  11. 11.8.6 × 2.6 =
  12. 12.8.7 × 0.39 =
  13. 13.0.61 × 0.9 =
  14. 14.5.3 × 0.37 =
  15. 15.0.8 × 0.09 =
  16. 16.0.76 × 2.7 =
  17. 17.8.9 × 2.5 =
  18. 18.8.7 × 2.7 =
  19. 19.0.99 × 3.2 =
  20. 20.0.27 × 2.9 =
  21. 21.2.1 × 0.4 =
  22. 22.0.31 × 1.9 =
  23. 23.7.3 × 0.37 =
  24. 24.7.1 × 2.3 =
  25. 25.0.44 × 0.8 =
  26. 26.0.19 × 0.8 =
  27. 27.0.82 × 3.4 =
  28. 28.2.8 × 0.04 =
  29. 29.2.1 × 3.3 =
  30. 30.6.9 × 0.26 =
  31. 31.0.67 × 1.8 =
  32. 32.0.5 × 0.12 =
  33. 33.2.8 × 3.8 =
  34. 34.0.98 × 2.3 =
  35. 35.2.4 × 0.06 =
  36. 36.1.4 × 0.18 =
  37. 37.1.5 × 1.5 =
  38. 38.0.97 × 3.6 =
  39. 39.5.3 × 0.16 =
  40. 40.0.52 × 3.9 =

Answer key

  1. 0.891
  2. 2.08
  3. 0.82
  4. 1.891
  5. 1.387
  6. 0.186
  7. 1.224
  8. 30.38
  9. 0.182
  10. 3.92
  11. 22.36
  12. 3.393
  13. 0.549
  14. 1.961
  15. 0.072
  16. 2.052
  17. 22.25
  18. 23.49
  19. 3.168
  20. 0.783
  21. 0.84
  22. 0.589
  23. 2.701
  24. 16.33
  25. 0.352
  26. 0.152
  27. 2.788
  28. 0.112
  29. 6.93
  30. 1.794
  31. 1.206
  32. 0.06
  33. 10.64
  34. 2.254
  35. 0.144
  36. 0.252
  37. 2.25
  38. 3.492
  39. 0.848
  40. 2.028

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