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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 397 · 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. 1.42 × 1000 =
  2. 2.26 × ? = 2600
  3. 3.15 × 1000 =
  4. 4.29 × 1000 =
  5. 5.7 × 100 =
  6. 6.114 × 10 =
  7. 7.300 × 10 =
  8. 8.417 × 10 =
  9. 9.33 × 100 =
  10. 10.19 × 1000 =
  11. 11.17 × 100 =
  12. 12.28 × ? = 2800
  13. 13.683 × 10 =
  14. 14.24 × 10 =
  15. 15.936 × 10 =
  16. 16.691 × ? = 6910
  17. 17.256 × 10 =
  18. 18.84 × 100 =
  19. 19.16 × 1000 =
  20. 20.772 × 10 =
  21. 21.27 × 1000 =
  22. 22.25 × 100 =
  23. 23.35 × 100 =
  24. 24.48 × 100 =
  25. 25.80 × 10 =
  26. 26.19 × ? = 19000
  27. 27.403 × ? = 4030
  28. 28.710 × 10 =
  29. 29.83 × 100 =
  30. 30.510 × ? = 5100
  31. 31.245 × 10 =
  32. 32.163 × ? = 1630
  33. 33.31 × ? = 31000
  34. 34.8 × 1000 =
  35. 35.510 × 10 =
  36. 36.48 × 1000 =
  37. 37.43 × 1000 =
  38. 38.351 × 10 =
  39. 39.3 × 1000 =
  40. 40.98 × 100 =

Answer key

  1. 42000
  2. 100
  3. 15000
  4. 29000
  5. 700
  6. 1140
  7. 3000
  8. 4170
  9. 3300
  10. 19000
  11. 1700
  12. 100
  13. 6830
  14. 240
  15. 9360
  16. 10
  17. 2560
  18. 8400
  19. 16000
  20. 7720
  21. 27000
  22. 2500
  23. 3500
  24. 4800
  25. 800
  26. 1000
  27. 10
  28. 7100
  29. 8300
  30. 10
  31. 2450
  32. 10
  33. 1000
  34. 8000
  35. 5100
  36. 48000
  37. 43000
  38. 3510
  39. 3000
  40. 9800

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