← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 579 · 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. 1.0.79 × 0.2 =
  2. 2.0.31 × 3.2 =
  3. 3.0.57 × 3.3 =
  4. 4.0.21 × 3.4 =
  5. 5.0.27 × 2.3 =
  6. 6.0.8 × 0.8 =
  7. 7.0.36 × 0.5 =
  8. 8.1.3 × 0.17 =
  9. 9.5.3 × 0.21 =
  10. 10.0.83 × 0.4 =
  11. 11.0.6 × 0.06 =
  12. 12.0.6 × 2.5 =
  13. 13.0.95 × 2.5 =
  14. 14.0.16 × 0.7 =
  15. 15.0.2 × 2.1 =
  16. 16.8.1 × 0.37 =
  17. 17.0.59 × 1.6 =
  18. 18.7.8 × 1.3 =
  19. 19.0.71 × 3.3 =
  20. 20.0.9 × 2.5 =
  21. 21.0.94 × 3.1 =
  22. 22.4.1 × 3.1 =
  23. 23.8.1 × 0.16 =
  24. 24.4.7 × 2.2 =
  25. 25.0.34 × 3.1 =
  26. 26.0.54 × 1.1 =
  27. 27.0.14 × 2.7 =
  28. 28.5.4 × 3.2 =
  29. 29.0.41 × 2.8 =
  30. 30.3.4 × 0.26 =
  31. 31.0.81 × 3.3 =
  32. 32.0.53 × 2.6 =
  33. 33.6.4 × 0.8 =
  34. 34.0.15 × 0.5 =
  35. 35.0.13 × 3.5 =
  36. 36.9.3 × 1.2 =
  37. 37.7.4 × 0.39 =
  38. 38.1.1 × 1.5 =
  39. 39.0.77 × 3.7 =
  40. 40.0.51 × 3.6 =

Answer key

  1. 0.158
  2. 0.992
  3. 1.881
  4. 0.714
  5. 0.621
  6. 0.64
  7. 0.18
  8. 0.221
  9. 1.113
  10. 0.332
  11. 0.036
  12. 1.5
  13. 2.375
  14. 0.112
  15. 0.42
  16. 2.997
  17. 0.944
  18. 10.14
  19. 2.343
  20. 2.25
  21. 2.914
  22. 12.71
  23. 1.296
  24. 10.34
  25. 1.054
  26. 0.594
  27. 0.378
  28. 17.28
  29. 1.148
  30. 0.884
  31. 2.673
  32. 1.378
  33. 5.12
  34. 0.075
  35. 0.455
  36. 11.16
  37. 2.886
  38. 1.65
  39. 2.849
  40. 1.836

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