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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 375 · 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. 1.925 × ? = 9250
  2. 2.99 × 10 =
  3. 3.29 × 100 =
  4. 4.639 × 10 =
  5. 5.19 × 100 =
  6. 6.27 × 100 =
  7. 7.39 × 10 =
  8. 8.17 × ? = 1700
  9. 9.33 × 1000 =
  10. 10.18 × 1000 =
  11. 11.64 × ? = 6400
  12. 12.32 × 1000 =
  13. 13.68 × 100 =
  14. 14.360 × ? = 3600
  15. 15.403 × ? = 4030
  16. 16.50 × ? = 5000
  17. 17.744 × 10 =
  18. 18.75 × ? = 7500
  19. 19.157 × 10 =
  20. 20.95 × 100 =
  21. 21.6 × 100 =
  22. 22.8 × ? = 8000
  23. 23.31 × 10 =
  24. 24.11 × 100 =
  25. 25.8 × 100 =
  26. 26.2 × ? = 2000
  27. 27.28 × 1000 =
  28. 28.934 × ? = 9340
  29. 29.45 × ? = 45000
  30. 30.14 × 10 =
  31. 31.38 × 100 =
  32. 32.9 × 1000 =
  33. 33.7 × ? = 700
  34. 34.15 × 100 =
  35. 35.909 × ? = 9090
  36. 36.73 × 100 =
  37. 37.993 × 10 =
  38. 38.22 × 1000 =
  39. 39.810 × 10 =
  40. 40.9 × ? = 900

Answer key

  1. 10
  2. 990
  3. 2900
  4. 6390
  5. 1900
  6. 2700
  7. 390
  8. 100
  9. 33000
  10. 18000
  11. 100
  12. 32000
  13. 6800
  14. 10
  15. 10
  16. 100
  17. 7440
  18. 100
  19. 1570
  20. 9500
  21. 600
  22. 1000
  23. 310
  24. 1100
  25. 800
  26. 1000
  27. 28000
  28. 10
  29. 1000
  30. 140
  31. 3800
  32. 9000
  33. 100
  34. 1500
  35. 10
  36. 7300
  37. 9930
  38. 22000
  39. 8100
  40. 100

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