← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 961 · 40 questions
TalentJR

The fast method (Jump the point): Count the zeros: 10 → 1 jump, 100 → 2 jumps, 1000 → 3 jumps. × moves the point right; ÷ moves it left. Run out of digits? Fill the gaps with 0s. Drop 0s at the end of a decimal: 3.40 is 3.4.

NameDateTime takenScore ___ / 40
  1. 1.233.1 ÷ 1000 =
  2. 2.11.3 × 10 =
  3. 3.8.58 ÷ 1000 =
  4. 4.192.1 ÷ 10 =
  5. 5.480.7 ÷ 100 =
  6. 6.16.16 × 1000 =
  7. 7.163.7 ÷ 10 =
  8. 8.47.41 × 1000 =
  9. 9.201.1 ÷ 100 =
  10. 10.409.3 × 1000 =
  11. 11.9.39 × 10 =
  12. 12.291.6 × 1000 =
  13. 13.28.29 ÷ 1000 =
  14. 14.294.7 × 10 =
  15. 15.5.01 ÷ 1000 =
  16. 16.22.29 × 100 =
  17. 17.84.2 × 10 =
  18. 18.163.2 ÷ 10 =
  19. 19.25.49 ÷ 10 =
  20. 20.0.33 ÷ 10 =
  21. 21.101.2 × 10 =
  22. 22.4.96 ÷ 10 =
  23. 23.8.69 ÷ 10 =
  24. 24.333.1 ÷ 1000 =
  25. 25.11.03 ÷ 100 =
  26. 26.37.9 × 1000 =
  27. 27.43.33 × 10 =
  28. 28.375.8 ÷ 100 =
  29. 29.36.81 ÷ 1000 =
  30. 30.22.76 ÷ 10 =
  31. 31.9.95 × 10 =
  32. 32.53.4 × 10 =
  33. 33.6.11 × 1000 =
  34. 34.439.7 × 10 =
  35. 35.42.9 × 100 =
  36. 36.424.1 × 100 =
  37. 37.473.2 ÷ 10 =
  38. 38.32.84 × 1000 =
  39. 39.493.1 ÷ 10 =
  40. 40.378.4 ÷ 10 =

Answer key

  1. 0.2331
  2. 113
  3. 0.00858
  4. 19.21
  5. 4.807
  6. 16160
  7. 16.37
  8. 47410
  9. 2.011
  10. 409300
  11. 93.9
  12. 291600
  13. 0.02829
  14. 2947
  15. 0.00501
  16. 2229
  17. 842
  18. 16.32
  19. 2.549
  20. 0.033
  21. 1012
  22. 0.496
  23. 0.869
  24. 0.3331
  25. 0.1103
  26. 37900
  27. 433.3
  28. 3.758
  29. 0.03681
  30. 2.276
  31. 99.5
  32. 534
  33. 6110
  34. 4397
  35. 4290
  36. 42410
  37. 47.32
  38. 32840
  39. 49.31
  40. 37.84

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