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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 446 · 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. 1.74 × ? = 7400
  2. 2.4 × ? = 4000
  3. 3.93 × ? = 9300
  4. 4.849 × 10 =
  5. 5.78 × ? = 7800
  6. 6.39 × 1000 =
  7. 7.10 × 100 =
  8. 8.325 × 10 =
  9. 9.886 × 10 =
  10. 10.27 × ? = 270
  11. 11.292 × 10 =
  12. 12.43 × 1000 =
  13. 13.12 × 100 =
  14. 14.80 × 100 =
  15. 15.31 × 1000 =
  16. 16.47 × 100 =
  17. 17.35 × ? = 3500
  18. 18.605 × 10 =
  19. 19.51 × 100 =
  20. 20.95 × ? = 950
  21. 21.75 × ? = 7500
  22. 22.312 × 10 =
  23. 23.18 × ? = 18000
  24. 24.37 × 100 =
  25. 25.34 × 1000 =
  26. 26.40 × 10 =
  27. 27.16 × 1000 =
  28. 28.934 × ? = 9340
  29. 29.38 × ? = 38000
  30. 30.5 × 1000 =
  31. 31.14 × 100 =
  32. 32.839 × ? = 8390
  33. 33.8 × 1000 =
  34. 34.50 × 1000 =
  35. 35.472 × 10 =
  36. 36.44 × 1000 =
  37. 37.82 × ? = 8200
  38. 38.40 × ? = 40000
  39. 39.12 × 1000 =
  40. 40.173 × 10 =

Answer key

  1. 100
  2. 1000
  3. 100
  4. 8490
  5. 100
  6. 39000
  7. 1000
  8. 3250
  9. 8860
  10. 10
  11. 2920
  12. 43000
  13. 1200
  14. 8000
  15. 31000
  16. 4700
  17. 100
  18. 6050
  19. 5100
  20. 10
  21. 100
  22. 3120
  23. 1000
  24. 3700
  25. 34000
  26. 400
  27. 16000
  28. 10
  29. 1000
  30. 5000
  31. 1400
  32. 10
  33. 8000
  34. 50000
  35. 4720
  36. 44000
  37. 100
  38. 1000
  39. 12000
  40. 1730

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