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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 44 · 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. 1.720 × 10 =
  2. 2.58 × 100 =
  3. 3.4 × ? = 4000
  4. 4.16 × 1000 =
  5. 5.245 × ? = 2450
  6. 6.29 × ? = 2900
  7. 7.46 × ? = 4600
  8. 8.483 × 10 =
  9. 9.3 × 1000 =
  10. 10.71 × 100 =
  11. 11.515 × 10 =
  12. 12.20 × 100 =
  13. 13.92 × ? = 9200
  14. 14.69 × ? = 6900
  15. 15.48 × 10 =
  16. 16.504 × 10 =
  17. 17.629 × 10 =
  18. 18.236 × 10 =
  19. 19.76 × 100 =
  20. 20.248 × 10 =
  21. 21.9 × 100 =
  22. 22.5 × 1000 =
  23. 23.29 × 1000 =
  24. 24.21 × 1000 =
  25. 25.80 × 10 =
  26. 26.719 × 10 =
  27. 27.18 × 1000 =
  28. 28.327 × ? = 3270
  29. 29.90 × 100 =
  30. 30.51 × 10 =
  31. 31.43 × 1000 =
  32. 32.75 × ? = 7500
  33. 33.990 × 10 =
  34. 34.77 × 100 =
  35. 35.580 × 10 =
  36. 36.65 × 100 =
  37. 37.42 × 1000 =
  38. 38.66 × ? = 6600
  39. 39.792 × 10 =
  40. 40.3 × 100 =

Answer key

  1. 7200
  2. 5800
  3. 1000
  4. 16000
  5. 10
  6. 100
  7. 100
  8. 4830
  9. 3000
  10. 7100
  11. 5150
  12. 2000
  13. 100
  14. 100
  15. 480
  16. 5040
  17. 6290
  18. 2360
  19. 7600
  20. 2480
  21. 900
  22. 5000
  23. 29000
  24. 21000
  25. 800
  26. 7190
  27. 18000
  28. 10
  29. 9000
  30. 510
  31. 43000
  32. 100
  33. 9900
  34. 7700
  35. 5800
  36. 6500
  37. 42000
  38. 100
  39. 7920
  40. 300

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