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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 289 · 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. 1.13 × 100 =
  2. 2.31 × 100 =
  3. 3.38 × ? = 3800
  4. 4.21 × ? = 21000
  5. 5.5 × 1000 =
  6. 6.97 × 100 =
  7. 7.32 × ? = 3200
  8. 8.851 × 10 =
  9. 9.289 × 10 =
  10. 10.86 × 100 =
  11. 11.54 × 100 =
  12. 12.79 × 100 =
  13. 13.12 × ? = 12000
  14. 14.65 × 100 =
  15. 15.105 × ? = 1050
  16. 16.815 × 10 =
  17. 17.6 × 1000 =
  18. 18.160 × ? = 1600
  19. 19.469 × 10 =
  20. 20.53 × 10 =
  21. 21.215 × ? = 2150
  22. 22.755 × 10 =
  23. 23.337 × ? = 3370
  24. 24.6 × ? = 6000
  25. 25.44 × 100 =
  26. 26.41 × 100 =
  27. 27.14 × ? = 1400
  28. 28.349 × 10 =
  29. 29.19 × ? = 19000
  30. 30.141 × 10 =
  31. 31.10 × ? = 1000
  32. 32.91 × ? = 9100
  33. 33.39 × ? = 39000
  34. 34.22 × 100 =
  35. 35.41 × ? = 4100
  36. 36.26 × 1000 =
  37. 37.8 × 1000 =
  38. 38.24 × 10 =
  39. 39.326 × ? = 3260
  40. 40.153 × 10 =

Answer key

  1. 1300
  2. 3100
  3. 100
  4. 1000
  5. 5000
  6. 9700
  7. 100
  8. 8510
  9. 2890
  10. 8600
  11. 5400
  12. 7900
  13. 1000
  14. 6500
  15. 10
  16. 8150
  17. 6000
  18. 10
  19. 4690
  20. 530
  21. 10
  22. 7550
  23. 10
  24. 1000
  25. 4400
  26. 4100
  27. 100
  28. 3490
  29. 1000
  30. 1410
  31. 100
  32. 100
  33. 1000
  34. 2200
  35. 100
  36. 26000
  37. 8000
  38. 240
  39. 10
  40. 1530

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