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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 14 · 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. 1.742 × ? = 7420
  2. 2.72 × ? = 7200
  3. 3.10 × 10 =
  4. 4.20 × 100 =
  5. 5.92 × 10 =
  6. 6.57 × 100 =
  7. 7.14 × 1000 =
  8. 8.420 × ? = 4200
  9. 9.766 × 10 =
  10. 10.15 × 100 =
  11. 11.444 × 10 =
  12. 12.90 × ? = 9000
  13. 13.175 × ? = 1750
  14. 14.476 × 10 =
  15. 15.16 × ? = 16000
  16. 16.6 × 1000 =
  17. 17.51 × ? = 5100
  18. 18.67 × 100 =
  19. 19.274 × 10 =
  20. 20.40 × 1000 =
  21. 21.26 × 1000 =
  22. 22.889 × 10 =
  23. 23.80 × ? = 8000
  24. 24.5 × 1000 =
  25. 25.586 × 10 =
  26. 26.37 × 1000 =
  27. 27.30 × 1000 =
  28. 28.42 × ? = 42000
  29. 29.24 × ? = 24000
  30. 30.460 × 10 =
  31. 31.26 × ? = 26000
  32. 32.68 × 100 =
  33. 33.56 × ? = 5600
  34. 34.70 × ? = 7000
  35. 35.61 × 100 =
  36. 36.32 × 1000 =
  37. 37.14 × 100 =
  38. 38.16 × 1000 =
  39. 39.771 × ? = 7710
  40. 40.146 × 10 =

Answer key

  1. 10
  2. 100
  3. 100
  4. 2000
  5. 920
  6. 5700
  7. 14000
  8. 10
  9. 7660
  10. 1500
  11. 4440
  12. 100
  13. 10
  14. 4760
  15. 1000
  16. 6000
  17. 100
  18. 6700
  19. 2740
  20. 40000
  21. 26000
  22. 8890
  23. 100
  24. 5000
  25. 5860
  26. 37000
  27. 30000
  28. 1000
  29. 1000
  30. 4600
  31. 1000
  32. 6800
  33. 100
  34. 100
  35. 6100
  36. 32000
  37. 1400
  38. 16000
  39. 10
  40. 1460

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