← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 865 · 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. 1.9.8 × 0.21 =
  2. 2.3.7 × 0.2 =
  3. 3.2.5 × 0.39 =
  4. 4.0.56 × 0.2 =
  5. 5.6.1 × 0.09 =
  6. 6.0.36 × 1.7 =
  7. 7.5.7 × 0.18 =
  8. 8.0.97 × 0.2 =
  9. 9.0.25 × 2.6 =
  10. 10.7.8 × 0.8 =
  11. 11.0.81 × 1.3 =
  12. 12.1.5 × 0.32 =
  13. 13.7.2 × 0.9 =
  14. 14.8.6 × 0.39 =
  15. 15.0.3 × 0.28 =
  16. 16.5.4 × 0.3 =
  17. 17.0.22 × 0.8 =
  18. 18.0.23 × 1.9 =
  19. 19.0.91 × 3.3 =
  20. 20.8.9 × 0.06 =
  21. 21.9.7 × 0.21 =
  22. 22.6.8 × 0.33 =
  23. 23.0.22 × 1.4 =
  24. 24.7.6 × 2.1 =
  25. 25.0.3 × 0.05 =
  26. 26.0.77 × 3.9 =
  27. 27.3.9 × 0.04 =
  28. 28.0.26 × 2.6 =
  29. 29.9.2 × 0.15 =
  30. 30.0.71 × 3.5 =
  31. 31.0.6 × 0.33 =
  32. 32.0.47 × 1.5 =
  33. 33.6.9 × 0.04 =
  34. 34.0.08 × 1.9 =
  35. 35.0.6 × 3.8 =
  36. 36.0.45 × 1.1 =
  37. 37.1.5 × 3.3 =
  38. 38.9.9 × 0.11 =
  39. 39.0.19 × 1.6 =
  40. 40.1.7 × 1.7 =

Answer key

  1. 2.058
  2. 0.74
  3. 0.975
  4. 0.112
  5. 0.549
  6. 0.612
  7. 1.026
  8. 0.194
  9. 0.65
  10. 6.24
  11. 1.053
  12. 0.48
  13. 6.48
  14. 3.354
  15. 0.084
  16. 1.62
  17. 0.176
  18. 0.437
  19. 3.003
  20. 0.534
  21. 2.037
  22. 2.244
  23. 0.308
  24. 15.96
  25. 0.015
  26. 3.003
  27. 0.156
  28. 0.676
  29. 1.38
  30. 2.485
  31. 0.198
  32. 0.705
  33. 0.276
  34. 0.152
  35. 2.28
  36. 0.495
  37. 4.95
  38. 1.089
  39. 0.304
  40. 2.89

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