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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 332 · 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. 1.36 × ? = 36000
  2. 2.8 × 1000 =
  3. 3.40 × ? = 40000
  4. 4.403 × 10 =
  5. 5.985 × 10 =
  6. 6.137 × 10 =
  7. 7.93 × ? = 930
  8. 8.19 × 100 =
  9. 9.464 × ? = 4640
  10. 10.45 × ? = 45000
  11. 11.17 × ? = 17000
  12. 12.48 × 100 =
  13. 13.29 × ? = 29000
  14. 14.476 × 10 =
  15. 15.24 × 100 =
  16. 16.218 × ? = 2180
  17. 17.99 × ? = 9900
  18. 18.94 × 100 =
  19. 19.97 × 100 =
  20. 20.10 × ? = 1000
  21. 21.41 × 1000 =
  22. 22.48 × ? = 48000
  23. 23.20 × ? = 2000
  24. 24.44 × 1000 =
  25. 25.803 × 10 =
  26. 26.90 × ? = 9000
  27. 27.5 × 1000 =
  28. 28.7 × 100 =
  29. 29.98 × ? = 980
  30. 30.822 × 10 =
  31. 31.78 × ? = 7800
  32. 32.42 × 100 =
  33. 33.923 × ? = 9230
  34. 34.39 × ? = 39000
  35. 35.913 × ? = 9130
  36. 36.21 × ? = 21000
  37. 37.19 × ? = 19000
  38. 38.92 × 100 =
  39. 39.98 × ? = 9800
  40. 40.38 × 100 =

Answer key

  1. 1000
  2. 8000
  3. 1000
  4. 4030
  5. 9850
  6. 1370
  7. 10
  8. 1900
  9. 10
  10. 1000
  11. 1000
  12. 4800
  13. 1000
  14. 4760
  15. 2400
  16. 10
  17. 100
  18. 9400
  19. 9700
  20. 100
  21. 41000
  22. 1000
  23. 100
  24. 44000
  25. 8030
  26. 100
  27. 5000
  28. 700
  29. 10
  30. 8220
  31. 100
  32. 4200
  33. 10
  34. 1000
  35. 10
  36. 1000
  37. 1000
  38. 9200
  39. 100
  40. 3800

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