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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 381 · 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. 1.31 × 1000 =
  2. 2.175 × 10 =
  3. 3.32 × ? = 3200
  4. 4.28 × 1000 =
  5. 5.47 × ? = 47000
  6. 6.680 × ? = 6800
  7. 7.70 × 100 =
  8. 8.5 × ? = 500
  9. 9.729 × 10 =
  10. 10.915 × 10 =
  11. 11.15 × ? = 15000
  12. 12.81 × ? = 8100
  13. 13.31 × ? = 31000
  14. 14.38 × ? = 38000
  15. 15.24 × 100 =
  16. 16.44 × 1000 =
  17. 17.781 × 10 =
  18. 18.14 × 1000 =
  19. 19.3 × ? = 3000
  20. 20.16 × 100 =
  21. 21.66 × ? = 6600
  22. 22.8 × 1000 =
  23. 23.724 × 10 =
  24. 24.37 × 100 =
  25. 25.58 × 100 =
  26. 26.34 × 100 =
  27. 27.5 × ? = 5000
  28. 28.767 × ? = 7670
  29. 29.16 × 1000 =
  30. 30.14 × 100 =
  31. 31.435 × 10 =
  32. 32.444 × 10 =
  33. 33.7 × 100 =
  34. 34.22 × ? = 220
  35. 35.457 × ? = 4570
  36. 36.665 × 10 =
  37. 37.36 × 100 =
  38. 38.16 × ? = 16000
  39. 39.50 × ? = 5000
  40. 40.11 × ? = 1100

Answer key

  1. 31000
  2. 1750
  3. 100
  4. 28000
  5. 1000
  6. 10
  7. 7000
  8. 100
  9. 7290
  10. 9150
  11. 1000
  12. 100
  13. 1000
  14. 1000
  15. 2400
  16. 44000
  17. 7810
  18. 14000
  19. 1000
  20. 1600
  21. 100
  22. 8000
  23. 7240
  24. 3700
  25. 5800
  26. 3400
  27. 1000
  28. 10
  29. 16000
  30. 1400
  31. 4350
  32. 4440
  33. 700
  34. 10
  35. 10
  36. 6650
  37. 3600
  38. 1000
  39. 100
  40. 100

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