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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 20 · 40 questions
TalentJR

The trick (Place-value slide): × 10: write one 0 after the number. × 100: write two 0s. × 1000: write three 0s. Missing number: count how many zeros were added — one 0 is × 10, two 0s is × 100.

NameDateTime takenScore ___ / 40
  1. 1.124 × 10 =
  2. 2.937 × 10 =
  3. 3.520 × 10 =
  4. 4.169 × 10 =
  5. 5.36 × 1000 =
  6. 6.29 × 1000 =
  7. 7.21 × 100 =
  8. 8.563 × 10 =
  9. 9.25 × ? = 25000
  10. 10.30 × 1000 =
  11. 11.26 × ? = 2600
  12. 12.39 × 10 =
  13. 13.17 × ? = 1700
  14. 14.714 × 10 =
  15. 15.12 × 1000 =
  16. 16.99 × 10 =
  17. 17.83 × 100 =
  18. 18.33 × 100 =
  19. 19.182 × ? = 1820
  20. 20.11 × ? = 1100
  21. 21.14 × ? = 14000
  22. 22.26 × 1000 =
  23. 23.302 × ? = 3020
  24. 24.297 × 10 =
  25. 25.813 × 10 =
  26. 26.580 × ? = 5800
  27. 27.40 × ? = 4000
  28. 28.330 × ? = 3300
  29. 29.219 × ? = 2190
  30. 30.396 × 10 =
  31. 31.41 × 1000 =
  32. 32.48 × 1000 =
  33. 33.16 × 1000 =
  34. 34.27 × 1000 =
  35. 35.569 × 10 =
  36. 36.52 × 100 =
  37. 37.317 × 10 =
  38. 38.730 × 10 =
  39. 39.756 × ? = 7560
  40. 40.661 × 10 =

Answer key

  1. 1240
  2. 9370
  3. 5200
  4. 1690
  5. 36000
  6. 29000
  7. 2100
  8. 5630
  9. 1000
  10. 30000
  11. 100
  12. 390
  13. 100
  14. 7140
  15. 12000
  16. 990
  17. 8300
  18. 3300
  19. 10
  20. 100
  21. 1000
  22. 26000
  23. 10
  24. 2970
  25. 8130
  26. 10
  27. 100
  28. 10
  29. 10
  30. 3960
  31. 41000
  32. 48000
  33. 16000
  34. 27000
  35. 5690
  36. 5200
  37. 3170
  38. 7300
  39. 10
  40. 6610

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