← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 77 · 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. 1.8.6 × 0.04 =
  2. 2.1.9 × 0.8 =
  3. 3.7.9 × 2.2 =
  4. 4.0.03 × 1.4 =
  5. 5.0.27 × 0.7 =
  6. 6.0.6 × 0.32 =
  7. 7.7.1 × 0.03 =
  8. 8.0.8 × 0.39 =
  9. 9.0.53 × 2.9 =
  10. 10.0.44 × 0.5 =
  11. 11.9.1 × 0.28 =
  12. 12.4.2 × 0.06 =
  13. 13.0.32 × 2.3 =
  14. 14.0.91 × 0.8 =
  15. 15.1.8 × 0.19 =
  16. 16.0.21 × 3.1 =
  17. 17.4.9 × 0.3 =
  18. 18.0.17 × 1.5 =
  19. 19.0.21 × 2.1 =
  20. 20.7.6 × 0.2 =
  21. 21.0.51 × 2.5 =
  22. 22.4.1 × 0.12 =
  23. 23.6.6 × 2.4 =
  24. 24.0.67 × 1.5 =
  25. 25.0.76 × 1.7 =
  26. 26.6.2 × 2.1 =
  27. 27.8.2 × 0.06 =
  28. 28.3.2 × 0.03 =
  29. 29.0.84 × 2.6 =
  30. 30.6.1 × 1.1 =
  31. 31.0.69 × 2.5 =
  32. 32.7.2 × 2.1 =
  33. 33.8.5 × 2.3 =
  34. 34.6.5 × 0.31 =
  35. 35.1.2 × 0.24 =
  36. 36.7.5 × 0.33 =
  37. 37.0.51 × 0.4 =
  38. 38.5.2 × 1.7 =
  39. 39.1.3 × 0.14 =
  40. 40.0.05 × 0.5 =

Answer key

  1. 0.344
  2. 1.52
  3. 17.38
  4. 0.042
  5. 0.189
  6. 0.192
  7. 0.213
  8. 0.312
  9. 1.537
  10. 0.22
  11. 2.548
  12. 0.252
  13. 0.736
  14. 0.728
  15. 0.342
  16. 0.651
  17. 1.47
  18. 0.255
  19. 0.441
  20. 1.52
  21. 1.275
  22. 0.492
  23. 15.84
  24. 1.005
  25. 1.292
  26. 13.02
  27. 0.492
  28. 0.096
  29. 2.184
  30. 6.71
  31. 1.725
  32. 15.12
  33. 19.55
  34. 2.015
  35. 0.288
  36. 2.475
  37. 0.204
  38. 8.84
  39. 0.182
  40. 0.025

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