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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 488 · 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. 1.619 × 10 =
  2. 2.557 × ? = 5570
  3. 3.44 × ? = 44000
  4. 4.48 × 100 =
  5. 5.256 × 10 =
  6. 6.40 × 1000 =
  7. 7.14 × ? = 140
  8. 8.15 × 100 =
  9. 9.636 × 10 =
  10. 10.44 × 100 =
  11. 11.11 × 1000 =
  12. 12.719 × ? = 7190
  13. 13.32 × 1000 =
  14. 14.346 × ? = 3460
  15. 15.17 × 1000 =
  16. 16.5 × ? = 5000
  17. 17.21 × ? = 21000
  18. 18.417 × 10 =
  19. 19.233 × ? = 2330
  20. 20.815 × 10 =
  21. 21.37 × 100 =
  22. 22.26 × ? = 26000
  23. 23.87 × 10 =
  24. 24.98 × ? = 9800
  25. 25.74 × ? = 7400
  26. 26.416 × ? = 4160
  27. 27.809 × 10 =
  28. 28.243 × 10 =
  29. 29.10 × 100 =
  30. 30.27 × 1000 =
  31. 31.27 × ? = 27000
  32. 32.768 × 10 =
  33. 33.801 × 10 =
  34. 34.2 × ? = 2000
  35. 35.364 × 10 =
  36. 36.6 × ? = 600
  37. 37.4 × ? = 4000
  38. 38.5 × 100 =
  39. 39.2 × ? = 20
  40. 40.87 × 100 =

Answer key

  1. 6190
  2. 10
  3. 1000
  4. 4800
  5. 2560
  6. 40000
  7. 10
  8. 1500
  9. 6360
  10. 4400
  11. 11000
  12. 10
  13. 32000
  14. 10
  15. 17000
  16. 1000
  17. 1000
  18. 4170
  19. 10
  20. 8150
  21. 3700
  22. 1000
  23. 870
  24. 100
  25. 100
  26. 10
  27. 8090
  28. 2430
  29. 1000
  30. 27000
  31. 1000
  32. 7680
  33. 8010
  34. 1000
  35. 3640
  36. 100
  37. 1000
  38. 500
  39. 10
  40. 8700

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