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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 463 · 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. 1.75 × 100 =
  2. 2.452 × ? = 4520
  3. 3.49 × ? = 4900
  4. 4.286 × 10 =
  5. 5.18 × 100 =
  6. 6.920 × 10 =
  7. 7.42 × ? = 42000
  8. 8.81 × 100 =
  9. 9.583 × ? = 5830
  10. 10.12 × 1000 =
  11. 11.972 × ? = 9720
  12. 12.251 × ? = 2510
  13. 13.82 × 100 =
  14. 14.61 × 100 =
  15. 15.298 × 10 =
  16. 16.6 × 1000 =
  17. 17.212 × ? = 2120
  18. 18.15 × 100 =
  19. 19.10 × ? = 10000
  20. 20.53 × 100 =
  21. 21.36 × 1000 =
  22. 22.35 × 100 =
  23. 23.19 × ? = 1900
  24. 24.40 × 1000 =
  25. 25.980 × 10 =
  26. 26.8 × ? = 8000
  27. 27.722 × ? = 7220
  28. 28.2 × 1000 =
  29. 29.130 × 10 =
  30. 30.250 × 10 =
  31. 31.49 × 100 =
  32. 32.3 × 100 =
  33. 33.19 × 1000 =
  34. 34.143 × 10 =
  35. 35.19 × ? = 19000
  36. 36.21 × 100 =
  37. 37.357 × 10 =
  38. 38.12 × ? = 1200
  39. 39.939 × ? = 9390
  40. 40.41 × 1000 =

Answer key

  1. 7500
  2. 10
  3. 100
  4. 2860
  5. 1800
  6. 9200
  7. 1000
  8. 8100
  9. 10
  10. 12000
  11. 10
  12. 10
  13. 8200
  14. 6100
  15. 2980
  16. 6000
  17. 10
  18. 1500
  19. 1000
  20. 5300
  21. 36000
  22. 3500
  23. 100
  24. 40000
  25. 9800
  26. 1000
  27. 10
  28. 2000
  29. 1300
  30. 2500
  31. 4900
  32. 300
  33. 19000
  34. 1430
  35. 1000
  36. 2100
  37. 3570
  38. 100
  39. 10
  40. 41000

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