← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 587 · 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. 1.5.9 × 3.5 =
  2. 2.1.1 × 0.05 =
  3. 3.6.9 × 0.13 =
  4. 4.0.04 × 3.1 =
  5. 5.0.41 × 2.1 =
  6. 6.0.6 × 2.1 =
  7. 7.0.73 × 2.4 =
  8. 8.0.24 × 2.8 =
  9. 9.0.22 × 0.4 =
  10. 10.0.88 × 1.4 =
  11. 11.8.8 × 0.18 =
  12. 12.3.1 × 0.35 =
  13. 13.0.5 × 0.05 =
  14. 14.0.61 × 1.1 =
  15. 15.0.88 × 3.8 =
  16. 16.0.65 × 2.9 =
  17. 17.0.81 × 1.4 =
  18. 18.0.57 × 0.6 =
  19. 19.0.91 × 1.5 =
  20. 20.8.6 × 0.3 =
  21. 21.1.6 × 1.8 =
  22. 22.0.17 × 3.1 =
  23. 23.5.2 × 0.09 =
  24. 24.3.8 × 2.8 =
  25. 25.0.29 × 0.7 =
  26. 26.2.1 × 0.9 =
  27. 27.7.5 × 1.1 =
  28. 28.0.3 × 1.7 =
  29. 29.6.6 × 0.13 =
  30. 30.2.8 × 0.12 =
  31. 31.0.55 × 1.1 =
  32. 32.0.49 × 3.1 =
  33. 33.0.34 × 0.5 =
  34. 34.3.1 × 0.7 =
  35. 35.8.9 × 0.02 =
  36. 36.3.5 × 0.08 =
  37. 37.0.34 × 2.7 =
  38. 38.0.41 × 2.2 =
  39. 39.0.81 × 0.7 =
  40. 40.0.25 × 0.3 =

Answer key

  1. 20.65
  2. 0.055
  3. 0.897
  4. 0.124
  5. 0.861
  6. 1.26
  7. 1.752
  8. 0.672
  9. 0.088
  10. 1.232
  11. 1.584
  12. 1.085
  13. 0.025
  14. 0.671
  15. 3.344
  16. 1.885
  17. 1.134
  18. 0.342
  19. 1.365
  20. 2.58
  21. 2.88
  22. 0.527
  23. 0.468
  24. 10.64
  25. 0.203
  26. 1.89
  27. 8.25
  28. 0.51
  29. 0.858
  30. 0.336
  31. 0.605
  32. 1.519
  33. 0.17
  34. 2.17
  35. 0.178
  36. 0.28
  37. 0.918
  38. 0.902
  39. 0.567
  40. 0.075

Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths