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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 791 · 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 × ? = 10000
  2. 2.352 × 10 =
  3. 3.13 × ? = 1300
  4. 4.8 × ? = 8000
  5. 5.15 × 100 =
  6. 6.159 × 10 =
  7. 7.17 × ? = 1700
  8. 8.63 × 100 =
  9. 9.65 × ? = 6500
  10. 10.98 × 100 =
  11. 11.4 × 1000 =
  12. 12.3 × 1000 =
  13. 13.11 × 1000 =
  14. 14.75 × 100 =
  15. 15.33 × 1000 =
  16. 16.3 × ? = 3000
  17. 17.905 × ? = 9050
  18. 18.50 × 100 =
  19. 19.29 × 100 =
  20. 20.40 × 1000 =
  21. 21.846 × 10 =
  22. 22.397 × 10 =
  23. 23.16 × 1000 =
  24. 24.68 × ? = 6800
  25. 25.21 × ? = 21000
  26. 26.12 × 1000 =
  27. 27.31 × 100 =
  28. 28.81 × 100 =
  29. 29.23 × 1000 =
  30. 30.142 × 10 =
  31. 31.101 × ? = 1010
  32. 32.10 × 1000 =
  33. 33.395 × ? = 3950
  34. 34.39 × ? = 3900
  35. 35.47 × 1000 =
  36. 36.14 × 100 =
  37. 37.498 × ? = 4980
  38. 38.47 × 100 =
  39. 39.38 × 100 =
  40. 40.14 × ? = 1400

Answer key

  1. 1000
  2. 3520
  3. 100
  4. 1000
  5. 1500
  6. 1590
  7. 100
  8. 6300
  9. 100
  10. 9800
  11. 4000
  12. 3000
  13. 11000
  14. 7500
  15. 33000
  16. 1000
  17. 10
  18. 5000
  19. 2900
  20. 40000
  21. 8460
  22. 3970
  23. 16000
  24. 100
  25. 1000
  26. 12000
  27. 3100
  28. 8100
  29. 23000
  30. 1420
  31. 10
  32. 10000
  33. 10
  34. 100
  35. 47000
  36. 1400
  37. 10
  38. 4700
  39. 3800
  40. 100

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