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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 245 · 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 × ? = 9300
  2. 2.84 × 100 =
  3. 3.649 × 10 =
  4. 4.10 × ? = 1000
  5. 5.86 × ? = 8600
  6. 6.70 × ? = 7000
  7. 7.26 × 10 =
  8. 8.3 × 1000 =
  9. 9.45 × ? = 4500
  10. 10.387 × 10 =
  11. 11.35 × ? = 3500
  12. 12.87 × ? = 8700
  13. 13.5 × 100 =
  14. 14.16 × 1000 =
  15. 15.389 × 10 =
  16. 16.25 × 100 =
  17. 17.28 × 1000 =
  18. 18.48 × 100 =
  19. 19.45 × 1000 =
  20. 20.840 × 10 =
  21. 21.11 × 1000 =
  22. 22.155 × 10 =
  23. 23.280 × 10 =
  24. 24.40 × 1000 =
  25. 25.14 × 100 =
  26. 26.50 × 1000 =
  27. 27.7 × ? = 7000
  28. 28.91 × 100 =
  29. 29.17 × ? = 1700
  30. 30.22 × 100 =
  31. 31.82 × 100 =
  32. 32.63 × ? = 6300
  33. 33.607 × 10 =
  34. 34.58 × 100 =
  35. 35.33 × 10 =
  36. 36.25 × ? = 25000
  37. 37.42 × 100 =
  38. 38.184 × 10 =
  39. 39.75 × ? = 7500
  40. 40.53 × 100 =

Answer key

  1. 100
  2. 8400
  3. 6490
  4. 100
  5. 100
  6. 100
  7. 260
  8. 3000
  9. 100
  10. 3870
  11. 100
  12. 100
  13. 500
  14. 16000
  15. 3890
  16. 2500
  17. 28000
  18. 4800
  19. 45000
  20. 8400
  21. 11000
  22. 1550
  23. 2800
  24. 40000
  25. 1400
  26. 50000
  27. 1000
  28. 9100
  29. 100
  30. 2200
  31. 8200
  32. 100
  33. 6070
  34. 5800
  35. 330
  36. 1000
  37. 4200
  38. 1840
  39. 100
  40. 5300

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