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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 120 · 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. 1.16 × 100 =
  2. 2.843 × 10 =
  3. 3.48 × 1000 =
  4. 4.365 × 10 =
  5. 5.71 × 100 =
  6. 6.786 × 10 =
  7. 7.98 × ? = 9800
  8. 8.184 × ? = 1840
  9. 9.15 × 100 =
  10. 10.67 × ? = 6700
  11. 11.37 × 100 =
  12. 12.28 × 1000 =
  13. 13.11 × ? = 11000
  14. 14.12 × 100 =
  15. 15.44 × 1000 =
  16. 16.732 × 10 =
  17. 17.57 × 100 =
  18. 18.46 × ? = 4600
  19. 19.688 × 10 =
  20. 20.14 × ? = 14000
  21. 21.63 × 10 =
  22. 22.31 × 1000 =
  23. 23.90 × ? = 9000
  24. 24.19 × ? = 1900
  25. 25.21 × 1000 =
  26. 26.14 × 100 =
  27. 27.81 × 100 =
  28. 28.70 × ? = 7000
  29. 29.42 × 100 =
  30. 30.43 × 1000 =
  31. 31.82 × ? = 8200
  32. 32.19 × ? = 19000
  33. 33.857 × 10 =
  34. 34.566 × 10 =
  35. 35.5 × 1000 =
  36. 36.331 × 10 =
  37. 37.42 × ? = 4200
  38. 38.38 × ? = 38000
  39. 39.52 × 100 =
  40. 40.12 × 1000 =

Answer key

  1. 1600
  2. 8430
  3. 48000
  4. 3650
  5. 7100
  6. 7860
  7. 100
  8. 10
  9. 1500
  10. 100
  11. 3700
  12. 28000
  13. 1000
  14. 1200
  15. 44000
  16. 7320
  17. 5700
  18. 100
  19. 6880
  20. 1000
  21. 630
  22. 31000
  23. 100
  24. 100
  25. 21000
  26. 1400
  27. 8100
  28. 100
  29. 4200
  30. 43000
  31. 100
  32. 1000
  33. 8570
  34. 5660
  35. 5000
  36. 3310
  37. 100
  38. 1000
  39. 5200
  40. 12000

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