← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 8 · 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. 1.3.2 × 3.6 =
  2. 2.0.97 × 2.4 =
  3. 3.0.43 × 1.3 =
  4. 4.1.9 × 1.1 =
  5. 5.7.7 × 2.9 =
  6. 6.0.92 × 2.3 =
  7. 7.9.5 × 0.22 =
  8. 8.4.5 × 1.4 =
  9. 9.0.31 × 1.6 =
  10. 10.0.48 × 3.4 =
  11. 11.3.5 × 1.1 =
  12. 12.0.39 × 2.9 =
  13. 13.3.6 × 0.11 =
  14. 14.2.5 × 1.3 =
  15. 15.0.36 × 1.1 =
  16. 16.0.72 × 1.9 =
  17. 17.1.6 × 0.05 =
  18. 18.0.18 × 3.5 =
  19. 19.0.11 × 2.5 =
  20. 20.0.6 × 0.33 =
  21. 21.0.5 × 0.24 =
  22. 22.0.59 × 2.9 =
  23. 23.0.23 × 3.1 =
  24. 24.2.9 × 3.7 =
  25. 25.2.1 × 0.7 =
  26. 26.0.87 × 0.8 =
  27. 27.0.03 × 1.9 =
  28. 28.0.72 × 1.8 =
  29. 29.0.13 × 3.4 =
  30. 30.0.21 × 2.8 =
  31. 31.0.94 × 2.1 =
  32. 32.4.1 × 1.8 =
  33. 33.0.85 × 2.6 =
  34. 34.5.7 × 0.05 =
  35. 35.0.23 × 1.1 =
  36. 36.0.21 × 0.8 =
  37. 37.6.7 × 0.22 =
  38. 38.5.2 × 0.13 =
  39. 39.2.8 × 1.9 =
  40. 40.6.3 × 2.2 =

Answer key

  1. 11.52
  2. 2.328
  3. 0.559
  4. 2.09
  5. 22.33
  6. 2.116
  7. 2.09
  8. 6.3
  9. 0.496
  10. 1.632
  11. 3.85
  12. 1.131
  13. 0.396
  14. 3.25
  15. 0.396
  16. 1.368
  17. 0.08
  18. 0.63
  19. 0.275
  20. 0.198
  21. 0.12
  22. 1.711
  23. 0.713
  24. 10.73
  25. 1.47
  26. 0.696
  27. 0.057
  28. 1.296
  29. 0.442
  30. 0.588
  31. 1.974
  32. 7.38
  33. 2.21
  34. 0.285
  35. 0.253
  36. 0.168
  37. 1.474
  38. 0.676
  39. 5.32
  40. 13.86

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