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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 485 · 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. 1.50 × 1000 =
  2. 2.3 × 1000 =
  3. 3.836 × 10 =
  4. 4.44 × 1000 =
  5. 5.77 × ? = 7700
  6. 6.36 × ? = 36000
  7. 7.3 × ? = 300
  8. 8.47 × 1000 =
  9. 9.811 × 10 =
  10. 10.7 × ? = 7000
  11. 11.6 × 1000 =
  12. 12.17 × 1000 =
  13. 13.666 × 10 =
  14. 14.6 × ? = 6000
  15. 15.701 × 10 =
  16. 16.26 × ? = 2600
  17. 17.42 × 1000 =
  18. 18.969 × 10 =
  19. 19.40 × 1000 =
  20. 20.12 × 1000 =
  21. 21.74 × 100 =
  22. 22.30 × ? = 30000
  23. 23.215 × 10 =
  24. 24.406 × 10 =
  25. 25.53 × ? = 5300
  26. 26.13 × 100 =
  27. 27.9 × 10 =
  28. 28.841 × 10 =
  29. 29.9 × ? = 9000
  30. 30.35 × 1000 =
  31. 31.42 × 10 =
  32. 32.29 × ? = 29000
  33. 33.25 × ? = 25000
  34. 34.48 × 100 =
  35. 35.38 × ? = 38000
  36. 36.39 × 1000 =
  37. 37.30 × ? = 3000
  38. 38.661 × 10 =
  39. 39.13 × 1000 =
  40. 40.900 × 10 =

Answer key

  1. 50000
  2. 3000
  3. 8360
  4. 44000
  5. 100
  6. 1000
  7. 100
  8. 47000
  9. 8110
  10. 1000
  11. 6000
  12. 17000
  13. 6660
  14. 1000
  15. 7010
  16. 100
  17. 42000
  18. 9690
  19. 40000
  20. 12000
  21. 7400
  22. 1000
  23. 2150
  24. 4060
  25. 100
  26. 1300
  27. 90
  28. 8410
  29. 1000
  30. 35000
  31. 420
  32. 1000
  33. 1000
  34. 4800
  35. 1000
  36. 39000
  37. 100
  38. 6610
  39. 13000
  40. 9000

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