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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 273 · 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. 1.10 × 100 =
  2. 2.22 × 100 =
  3. 3.342 × ? = 3420
  4. 4.91 × ? = 9100
  5. 5.20 × 100 =
  6. 6.240 × ? = 2400
  7. 7.6 × 1000 =
  8. 8.32 × 1000 =
  9. 9.13 × 1000 =
  10. 10.50 × 100 =
  11. 11.92 × ? = 9200
  12. 12.7 × 100 =
  13. 13.96 × 100 =
  14. 14.47 × ? = 47000
  15. 15.37 × ? = 3700
  16. 16.46 × 1000 =
  17. 17.17 × ? = 1700
  18. 18.32 × ? = 32000
  19. 19.486 × 10 =
  20. 20.38 × 1000 =
  21. 21.8 × 1000 =
  22. 22.34 × 1000 =
  23. 23.33 × 1000 =
  24. 24.93 × 100 =
  25. 25.906 × 10 =
  26. 26.45 × 1000 =
  27. 27.43 × 1000 =
  28. 28.227 × 10 =
  29. 29.391 × 10 =
  30. 30.73 × 100 =
  31. 31.25 × 100 =
  32. 32.18 × 100 =
  33. 33.3 × 1000 =
  34. 34.201 × 10 =
  35. 35.676 × ? = 6760
  36. 36.160 × 10 =
  37. 37.11 × ? = 11000
  38. 38.24 × ? = 24000
  39. 39.274 × 10 =
  40. 40.77 × ? = 7700

Answer key

  1. 1000
  2. 2200
  3. 10
  4. 100
  5. 2000
  6. 10
  7. 6000
  8. 32000
  9. 13000
  10. 5000
  11. 100
  12. 700
  13. 9600
  14. 1000
  15. 100
  16. 46000
  17. 100
  18. 1000
  19. 4860
  20. 38000
  21. 8000
  22. 34000
  23. 33000
  24. 9300
  25. 9060
  26. 45000
  27. 43000
  28. 2270
  29. 3910
  30. 7300
  31. 2500
  32. 1800
  33. 3000
  34. 2010
  35. 10
  36. 1600
  37. 1000
  38. 1000
  39. 2740
  40. 100

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