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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 493 · 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. 1.25 × 1000 =
  2. 2.685 × ? = 6850
  3. 3.73 × ? = 7300
  4. 4.59 × 10 =
  5. 5.13 × 1000 =
  6. 6.612 × ? = 6120
  7. 7.90 × 100 =
  8. 8.87 × 100 =
  9. 9.15 × 100 =
  10. 10.26 × ? = 26000
  11. 11.41 × 1000 =
  12. 12.217 × 10 =
  13. 13.33 × ? = 3300
  14. 14.82 × 100 =
  15. 15.40 × 100 =
  16. 16.19 × 1000 =
  17. 17.45 × 1000 =
  18. 18.48 × ? = 48000
  19. 19.24 × 100 =
  20. 20.9 × 1000 =
  21. 21.293 × 10 =
  22. 22.27 × 1000 =
  23. 23.14 × ? = 14000
  24. 24.7 × 100 =
  25. 25.49 × ? = 49000
  26. 26.34 × 1000 =
  27. 27.26 × 1000 =
  28. 28.912 × ? = 9120
  29. 29.3 × 1000 =
  30. 30.2 × 1000 =
  31. 31.22 × 1000 =
  32. 32.93 × ? = 9300
  33. 33.96 × ? = 960
  34. 34.48 × 100 =
  35. 35.835 × ? = 8350
  36. 36.44 × 1000 =
  37. 37.121 × ? = 1210
  38. 38.824 × 10 =
  39. 39.47 × 1000 =
  40. 40.12 × 100 =

Answer key

  1. 25000
  2. 10
  3. 100
  4. 590
  5. 13000
  6. 10
  7. 9000
  8. 8700
  9. 1500
  10. 1000
  11. 41000
  12. 2170
  13. 100
  14. 8200
  15. 4000
  16. 19000
  17. 45000
  18. 1000
  19. 2400
  20. 9000
  21. 2930
  22. 27000
  23. 1000
  24. 700
  25. 1000
  26. 34000
  27. 26000
  28. 10
  29. 3000
  30. 2000
  31. 22000
  32. 100
  33. 10
  34. 4800
  35. 10
  36. 44000
  37. 10
  38. 8240
  39. 47000
  40. 1200

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