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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 336 · 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. 1.21 × 1000 =
  2. 2.47 × 100 =
  3. 3.40 × 100 =
  4. 4.63 × 100 =
  5. 5.37 × 1000 =
  6. 6.32 × ? = 320
  7. 7.11 × 1000 =
  8. 8.73 × 100 =
  9. 9.39 × ? = 39000
  10. 10.21 × 10 =
  11. 11.99 × ? = 9900
  12. 12.43 × 1000 =
  13. 13.385 × ? = 3850
  14. 14.36 × ? = 3600
  15. 15.916 × 10 =
  16. 16.24 × 1000 =
  17. 17.95 × 100 =
  18. 18.45 × 1000 =
  19. 19.629 × ? = 6290
  20. 20.612 × 10 =
  21. 21.34 × 1000 =
  22. 22.8 × 100 =
  23. 23.16 × 100 =
  24. 24.62 × 100 =
  25. 25.443 × 10 =
  26. 26.996 × 10 =
  27. 27.60 × 100 =
  28. 28.59 × 100 =
  29. 29.29 × ? = 29000
  30. 30.47 × ? = 4700
  31. 31.86 × 100 =
  32. 32.55 × 100 =
  33. 33.307 × ? = 3070
  34. 34.12 × 100 =
  35. 35.144 × 10 =
  36. 36.35 × 1000 =
  37. 37.9 × ? = 90
  38. 38.85 × 100 =
  39. 39.16 × 1000 =
  40. 40.682 × 10 =

Answer key

  1. 21000
  2. 4700
  3. 4000
  4. 6300
  5. 37000
  6. 10
  7. 11000
  8. 7300
  9. 1000
  10. 210
  11. 100
  12. 43000
  13. 10
  14. 100
  15. 9160
  16. 24000
  17. 9500
  18. 45000
  19. 10
  20. 6120
  21. 34000
  22. 800
  23. 1600
  24. 6200
  25. 4430
  26. 9960
  27. 6000
  28. 5900
  29. 1000
  30. 100
  31. 8600
  32. 5500
  33. 10
  34. 1200
  35. 1440
  36. 35000
  37. 10
  38. 8500
  39. 16000
  40. 6820

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