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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 477 · 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. 1.50 × ? = 50000
  2. 2.10 × ? = 1000
  3. 3.546 × ? = 5460
  4. 4.77 × ? = 770
  5. 5.260 × 10 =
  6. 6.514 × 10 =
  7. 7.763 × 10 =
  8. 8.95 × 100 =
  9. 9.28 × 1000 =
  10. 10.6 × ? = 600
  11. 11.41 × 1000 =
  12. 12.932 × 10 =
  13. 13.809 × 10 =
  14. 14.2 × 1000 =
  15. 15.31 × ? = 3100
  16. 16.5 × 1000 =
  17. 17.961 × 10 =
  18. 18.19 × 1000 =
  19. 19.10 × 100 =
  20. 20.512 × ? = 5120
  21. 21.11 × 1000 =
  22. 22.7 × ? = 7000
  23. 23.4 × 1000 =
  24. 24.38 × 1000 =
  25. 25.105 × 10 =
  26. 26.68 × 100 =
  27. 27.27 × 100 =
  28. 28.897 × ? = 8970
  29. 29.26 × ? = 26000
  30. 30.8 × 1000 =
  31. 31.915 × 10 =
  32. 32.28 × 100 =
  33. 33.42 × 1000 =
  34. 34.826 × ? = 8260
  35. 35.51 × 100 =
  36. 36.30 × ? = 3000
  37. 37.47 × 1000 =
  38. 38.15 × 100 =
  39. 39.122 × 10 =
  40. 40.83 × ? = 8300

Answer key

  1. 1000
  2. 100
  3. 10
  4. 10
  5. 2600
  6. 5140
  7. 7630
  8. 9500
  9. 28000
  10. 100
  11. 41000
  12. 9320
  13. 8090
  14. 2000
  15. 100
  16. 5000
  17. 9610
  18. 19000
  19. 1000
  20. 10
  21. 11000
  22. 1000
  23. 4000
  24. 38000
  25. 1050
  26. 6800
  27. 2700
  28. 10
  29. 1000
  30. 8000
  31. 9150
  32. 2800
  33. 42000
  34. 10
  35. 5100
  36. 100
  37. 47000
  38. 1500
  39. 1220
  40. 100

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