← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 715 · 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. 1.0.8 × 2.3 =
  2. 2.9.1 × 0.12 =
  3. 3.0.65 × 3.9 =
  4. 4.1.6 × 1.7 =
  5. 5.7.1 × 1.3 =
  6. 6.3.1 × 2.9 =
  7. 7.1.3 × 0.22 =
  8. 8.0.06 × 1.4 =
  9. 9.3.6 × 1.1 =
  10. 10.2.2 × 2.1 =
  11. 11.0.06 × 3.8 =
  12. 12.0.4 × 2.2 =
  13. 13.7.1 × 1.4 =
  14. 14.0.9 × 0.8 =
  15. 15.0.31 × 3.7 =
  16. 16.0.48 × 3.2 =
  17. 17.0.25 × 2.3 =
  18. 18.1.2 × 2.1 =
  19. 19.0.53 × 0.4 =
  20. 20.9.5 × 3.1 =
  21. 21.0.55 × 2.3 =
  22. 22.2.8 × 3.9 =
  23. 23.5.6 × 0.2 =
  24. 24.3.6 × 1.1 =
  25. 25.8.1 × 0.11 =
  26. 26.3.2 × 0.19 =
  27. 27.0.82 × 1.9 =
  28. 28.0.21 × 2.8 =
  29. 29.8.2 × 3.7 =
  30. 30.0.45 × 1.6 =
  31. 31.1.2 × 0.04 =
  32. 32.9.7 × 3.5 =
  33. 33.0.15 × 0.2 =
  34. 34.0.53 × 0.4 =
  35. 35.1.2 × 0.2 =
  36. 36.0.12 × 1.1 =
  37. 37.0.24 × 3.3 =
  38. 38.0.21 × 0.8 =
  39. 39.0.21 × 3.9 =
  40. 40.8.1 × 0.8 =

Answer key

  1. 1.84
  2. 1.092
  3. 2.535
  4. 2.72
  5. 9.23
  6. 8.99
  7. 0.286
  8. 0.084
  9. 3.96
  10. 4.62
  11. 0.228
  12. 0.88
  13. 9.94
  14. 0.72
  15. 1.147
  16. 1.536
  17. 0.575
  18. 2.52
  19. 0.212
  20. 29.45
  21. 1.265
  22. 10.92
  23. 1.12
  24. 3.96
  25. 0.891
  26. 0.608
  27. 1.558
  28. 0.588
  29. 30.34
  30. 0.72
  31. 0.048
  32. 33.95
  33. 0.03
  34. 0.212
  35. 0.24
  36. 0.132
  37. 0.792
  38. 0.168
  39. 0.819
  40. 6.48

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