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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 552 · 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. 1.93 × 10 =
  2. 2.19 × ? = 1900
  3. 3.18 × 100 =
  4. 4.15 × 1000 =
  5. 5.37 × 100 =
  6. 6.48 × 1000 =
  7. 7.10 × 1000 =
  8. 8.777 × 10 =
  9. 9.751 × 10 =
  10. 10.5 × ? = 5000
  11. 11.368 × ? = 3680
  12. 12.890 × 10 =
  13. 13.64 × ? = 640
  14. 14.58 × 100 =
  15. 15.537 × 10 =
  16. 16.869 × 10 =
  17. 17.15 × ? = 1500
  18. 18.73 × 100 =
  19. 19.42 × 1000 =
  20. 20.246 × 10 =
  21. 21.28 × 1000 =
  22. 22.253 × 10 =
  23. 23.535 × ? = 5350
  24. 24.13 × ? = 13000
  25. 25.14 × 100 =
  26. 26.42 × ? = 42000
  27. 27.56 × ? = 5600
  28. 28.57 × ? = 570
  29. 29.32 × 100 =
  30. 30.747 × 10 =
  31. 31.848 × 10 =
  32. 32.490 × ? = 4900
  33. 33.81 × 100 =
  34. 34.368 × 10 =
  35. 35.35 × 1000 =
  36. 36.75 × ? = 7500
  37. 37.97 × ? = 9700
  38. 38.22 × ? = 22000
  39. 39.390 × 10 =
  40. 40.83 × ? = 8300

Answer key

  1. 930
  2. 100
  3. 1800
  4. 15000
  5. 3700
  6. 48000
  7. 10000
  8. 7770
  9. 7510
  10. 1000
  11. 10
  12. 8900
  13. 10
  14. 5800
  15. 5370
  16. 8690
  17. 100
  18. 7300
  19. 42000
  20. 2460
  21. 28000
  22. 2530
  23. 10
  24. 1000
  25. 1400
  26. 1000
  27. 100
  28. 10
  29. 3200
  30. 7470
  31. 8480
  32. 10
  33. 8100
  34. 3680
  35. 35000
  36. 100
  37. 100
  38. 1000
  39. 3900
  40. 100

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