← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 128 · 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. 1.0.09 × 2.4 =
  2. 2.0.51 × 0.8 =
  3. 3.0.12 × 3.6 =
  4. 4.5.6 × 1.1 =
  5. 5.3.5 × 0.7 =
  6. 6.8.2 × 0.6 =
  7. 7.7.3 × 1.7 =
  8. 8.8.1 × 1.9 =
  9. 9.0.47 × 3.4 =
  10. 10.0.5 × 0.14 =
  11. 11.0.51 × 3.7 =
  12. 12.0.25 × 3.4 =
  13. 13.0.33 × 2.4 =
  14. 14.1.6 × 0.36 =
  15. 15.9.1 × 1.1 =
  16. 16.9.4 × 0.5 =
  17. 17.8.1 × 0.04 =
  18. 18.0.23 × 0.2 =
  19. 19.0.53 × 1.1 =
  20. 20.0.5 × 0.3 =
  21. 21.0.16 × 1.1 =
  22. 22.0.56 × 0.4 =
  23. 23.1.4 × 0.08 =
  24. 24.0.79 × 2.1 =
  25. 25.7.3 × 3.4 =
  26. 26.5.9 × 0.12 =
  27. 27.0.52 × 3.2 =
  28. 28.0.96 × 0.7 =
  29. 29.0.88 × 3.4 =
  30. 30.0.47 × 0.2 =
  31. 31.9.7 × 0.28 =
  32. 32.0.3 × 0.02 =
  33. 33.9.1 × 0.23 =
  34. 34.5.3 × 1.4 =
  35. 35.3.8 × 0.8 =
  36. 36.1.1 × 1.9 =
  37. 37.0.59 × 1.8 =
  38. 38.3.8 × 3.1 =
  39. 39.1.5 × 0.27 =
  40. 40.4.4 × 0.38 =

Answer key

  1. 0.216
  2. 0.408
  3. 0.432
  4. 6.16
  5. 2.45
  6. 4.92
  7. 12.41
  8. 15.39
  9. 1.598
  10. 0.07
  11. 1.887
  12. 0.85
  13. 0.792
  14. 0.576
  15. 10.01
  16. 4.7
  17. 0.324
  18. 0.046
  19. 0.583
  20. 0.15
  21. 0.176
  22. 0.224
  23. 0.112
  24. 1.659
  25. 24.82
  26. 0.708
  27. 1.664
  28. 0.672
  29. 2.992
  30. 0.094
  31. 2.716
  32. 0.006
  33. 2.093
  34. 7.42
  35. 3.04
  36. 2.09
  37. 1.062
  38. 11.78
  39. 0.405
  40. 1.672

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