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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 113 · 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. 1.71 × ? = 7100
  2. 2.20 × 100 =
  3. 3.479 × 10 =
  4. 4.3 × 1000 =
  5. 5.815 × ? = 8150
  6. 6.77 × 100 =
  7. 7.45 × 100 =
  8. 8.30 × 1000 =
  9. 9.43 × 1000 =
  10. 10.342 × ? = 3420
  11. 11.622 × ? = 6220
  12. 12.265 × 10 =
  13. 13.23 × ? = 23000
  14. 14.47 × 1000 =
  15. 15.2 × 100 =
  16. 16.58 × 100 =
  17. 17.9 × 100 =
  18. 18.23 × 1000 =
  19. 19.61 × ? = 6100
  20. 20.243 × 10 =
  21. 21.41 × 10 =
  22. 22.131 × 10 =
  23. 23.26 × 1000 =
  24. 24.4 × 100 =
  25. 25.22 × 100 =
  26. 26.36 × ? = 3600
  27. 27.362 × ? = 3620
  28. 28.701 × 10 =
  29. 29.234 × 10 =
  30. 30.776 × 10 =
  31. 31.485 × ? = 4850
  32. 32.605 × ? = 6050
  33. 33.982 × ? = 9820
  34. 34.12 × 1000 =
  35. 35.37 × 100 =
  36. 36.27 × ? = 27000
  37. 37.88 × ? = 8800
  38. 38.801 × 10 =
  39. 39.969 × ? = 9690
  40. 40.539 × 10 =

Answer key

  1. 100
  2. 2000
  3. 4790
  4. 3000
  5. 10
  6. 7700
  7. 4500
  8. 30000
  9. 43000
  10. 10
  11. 10
  12. 2650
  13. 1000
  14. 47000
  15. 200
  16. 5800
  17. 900
  18. 23000
  19. 100
  20. 2430
  21. 410
  22. 1310
  23. 26000
  24. 400
  25. 2200
  26. 100
  27. 10
  28. 7010
  29. 2340
  30. 7760
  31. 10
  32. 10
  33. 10
  34. 12000
  35. 3700
  36. 1000
  37. 100
  38. 8010
  39. 10
  40. 5390

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