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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 343 · 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. 1.204 × 10 =
  2. 2.16 × 1000 =
  3. 3.774 × 10 =
  4. 4.844 × ? = 8440
  5. 5.16 × 100 =
  6. 6.30 × 1000 =
  7. 7.809 × 10 =
  8. 8.992 × 10 =
  9. 9.386 × 10 =
  10. 10.52 × 10 =
  11. 11.39 × ? = 39000
  12. 12.25 × 1000 =
  13. 13.31 × 100 =
  14. 14.95 × 100 =
  15. 15.390 × 10 =
  16. 16.12 × 10 =
  17. 17.23 × 100 =
  18. 18.54 × 100 =
  19. 19.17 × ? = 17000
  20. 20.69 × 100 =
  21. 21.90 × ? = 9000
  22. 22.78 × ? = 7800
  23. 23.25 × ? = 2500
  24. 24.91 × 100 =
  25. 25.36 × ? = 3600
  26. 26.32 × 1000 =
  27. 27.8 × 100 =
  28. 28.22 × 1000 =
  29. 29.15 × 1000 =
  30. 30.8 × 1000 =
  31. 31.6 × 1000 =
  32. 32.863 × ? = 8630
  33. 33.39 × 1000 =
  34. 34.733 × ? = 7330
  35. 35.96 × 100 =
  36. 36.29 × 1000 =
  37. 37.98 × ? = 9800
  38. 38.41 × 1000 =
  39. 39.297 × 10 =
  40. 40.912 × ? = 9120

Answer key

  1. 2040
  2. 16000
  3. 7740
  4. 10
  5. 1600
  6. 30000
  7. 8090
  8. 9920
  9. 3860
  10. 520
  11. 1000
  12. 25000
  13. 3100
  14. 9500
  15. 3900
  16. 120
  17. 2300
  18. 5400
  19. 1000
  20. 6900
  21. 100
  22. 100
  23. 100
  24. 9100
  25. 100
  26. 32000
  27. 800
  28. 22000
  29. 15000
  30. 8000
  31. 6000
  32. 10
  33. 39000
  34. 10
  35. 9600
  36. 29000
  37. 100
  38. 41000
  39. 2970
  40. 10

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