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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 252 · 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. 1.686 × ? = 6860
  2. 2.74 × ? = 7400
  3. 3.49 × 1000 =
  4. 4.98 × 100 =
  5. 5.29 × 1000 =
  6. 6.43 × ? = 43000
  7. 7.98 × 10 =
  8. 8.4 × ? = 400
  9. 9.81 × 100 =
  10. 10.5 × 1000 =
  11. 11.22 × 1000 =
  12. 12.8 × 100 =
  13. 13.30 × 1000 =
  14. 14.19 × 1000 =
  15. 15.678 × ? = 6780
  16. 16.50 × 100 =
  17. 17.95 × 100 =
  18. 18.515 × 10 =
  19. 19.3 × 1000 =
  20. 20.367 × 10 =
  21. 21.36 × 1000 =
  22. 22.451 × 10 =
  23. 23.36 × 100 =
  24. 24.683 × 10 =
  25. 25.6 × 100 =
  26. 26.793 × 10 =
  27. 27.16 × 100 =
  28. 28.864 × ? = 8640
  29. 29.23 × 100 =
  30. 30.216 × 10 =
  31. 31.57 × ? = 5700
  32. 32.959 × 10 =
  33. 33.59 × 100 =
  34. 34.951 × ? = 9510
  35. 35.19 × 100 =
  36. 36.72 × ? = 7200
  37. 37.781 × 10 =
  38. 38.96 × 100 =
  39. 39.279 × 10 =
  40. 40.94 × 100 =

Answer key

  1. 10
  2. 100
  3. 49000
  4. 9800
  5. 29000
  6. 1000
  7. 980
  8. 100
  9. 8100
  10. 5000
  11. 22000
  12. 800
  13. 30000
  14. 19000
  15. 10
  16. 5000
  17. 9500
  18. 5150
  19. 3000
  20. 3670
  21. 36000
  22. 4510
  23. 3600
  24. 6830
  25. 600
  26. 7930
  27. 1600
  28. 10
  29. 2300
  30. 2160
  31. 100
  32. 9590
  33. 5900
  34. 10
  35. 1900
  36. 100
  37. 7810
  38. 9600
  39. 2790
  40. 9400

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