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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 276 · 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. 1.24 × 100 =
  2. 2.21 × ? = 21000
  3. 3.39 × 1000 =
  4. 4.149 × 10 =
  5. 5.5 × 10 =
  6. 6.857 × ? = 8570
  7. 7.19 × 100 =
  8. 8.17 × 100 =
  9. 9.546 × 10 =
  10. 10.57 × 100 =
  11. 11.44 × 1000 =
  12. 12.5 × 1000 =
  13. 13.640 × ? = 6400
  14. 14.800 × 10 =
  15. 15.94 × 100 =
  16. 16.832 × 10 =
  17. 17.174 × ? = 1740
  18. 18.16 × ? = 1600
  19. 19.205 × ? = 2050
  20. 20.44 × 100 =
  21. 21.14 × 1000 =
  22. 22.35 × 100 =
  23. 23.26 × ? = 26000
  24. 24.41 × 1000 =
  25. 25.10 × 1000 =
  26. 26.985 × 10 =
  27. 27.77 × 10 =
  28. 28.23 × ? = 2300
  29. 29.95 × 100 =
  30. 30.17 × ? = 1700
  31. 31.15 × 100 =
  32. 32.43 × 1000 =
  33. 33.4 × ? = 400
  34. 34.34 × 1000 =
  35. 35.15 × 1000 =
  36. 36.34 × 100 =
  37. 37.27 × 100 =
  38. 38.9 × 1000 =
  39. 39.13 × 100 =
  40. 40.25 × ? = 25000

Answer key

  1. 2400
  2. 1000
  3. 39000
  4. 1490
  5. 50
  6. 10
  7. 1900
  8. 1700
  9. 5460
  10. 5700
  11. 44000
  12. 5000
  13. 10
  14. 8000
  15. 9400
  16. 8320
  17. 10
  18. 100
  19. 10
  20. 4400
  21. 14000
  22. 3500
  23. 1000
  24. 41000
  25. 10000
  26. 9850
  27. 770
  28. 100
  29. 9500
  30. 100
  31. 1500
  32. 43000
  33. 100
  34. 34000
  35. 15000
  36. 3400
  37. 2700
  38. 9000
  39. 1300
  40. 1000

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