← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 649 · 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. 1.0.68 × 3.4 =
  2. 2.2.5 × 1.3 =
  3. 3.0.35 × 3.6 =
  4. 4.0.72 × 0.3 =
  5. 5.0.82 × 1.5 =
  6. 6.0.19 × 3.3 =
  7. 7.0.06 × 0.8 =
  8. 8.1.9 × 2.6 =
  9. 9.0.91 × 1.1 =
  10. 10.0.92 × 0.2 =
  11. 11.8.7 × 0.21 =
  12. 12.0.31 × 2.2 =
  13. 13.4.2 × 1.5 =
  14. 14.6.1 × 0.3 =
  15. 15.8.4 × 2.4 =
  16. 16.0.55 × 0.3 =
  17. 17.7.3 × 0.21 =
  18. 18.0.48 × 1.5 =
  19. 19.3.7 × 3.9 =
  20. 20.3.3 × 0.31 =
  21. 21.3.2 × 0.19 =
  22. 22.0.84 × 0.7 =
  23. 23.0.81 × 3.1 =
  24. 24.0.86 × 1.1 =
  25. 25.8.9 × 0.23 =
  26. 26.0.7 × 0.02 =
  27. 27.0.56 × 2.3 =
  28. 28.8.7 × 2.3 =
  29. 29.6.4 × 0.34 =
  30. 30.4.7 × 2.6 =
  31. 31.7.1 × 0.29 =
  32. 32.9.8 × 0.31 =
  33. 33.0.27 × 2.1 =
  34. 34.4.1 × 0.26 =
  35. 35.6.9 × 3.6 =
  36. 36.8.9 × 0.32 =
  37. 37.7.9 × 0.2 =
  38. 38.0.8 × 2.1 =
  39. 39.5.1 × 1.4 =
  40. 40.2.5 × 0.11 =

Answer key

  1. 2.312
  2. 3.25
  3. 1.26
  4. 0.216
  5. 1.23
  6. 0.627
  7. 0.048
  8. 4.94
  9. 1.001
  10. 0.184
  11. 1.827
  12. 0.682
  13. 6.3
  14. 1.83
  15. 20.16
  16. 0.165
  17. 1.533
  18. 0.72
  19. 14.43
  20. 1.023
  21. 0.608
  22. 0.588
  23. 2.511
  24. 0.946
  25. 2.047
  26. 0.014
  27. 1.288
  28. 20.01
  29. 2.176
  30. 12.22
  31. 2.059
  32. 3.038
  33. 0.567
  34. 1.066
  35. 24.84
  36. 2.848
  37. 1.58
  38. 1.68
  39. 7.14
  40. 0.275

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