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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 409 · 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. 1.948 × 10 =
  2. 2.74 × 100 =
  3. 3.11 × 1000 =
  4. 4.883 × ? = 8830
  5. 5.629 × ? = 6290
  6. 6.87 × ? = 8700
  7. 7.32 × 100 =
  8. 8.29 × ? = 29000
  9. 9.8 × ? = 8000
  10. 10.41 × ? = 41000
  11. 11.36 × ? = 3600
  12. 12.49 × 1000 =
  13. 13.616 × 10 =
  14. 14.50 × 1000 =
  15. 15.25 × 1000 =
  16. 16.587 × ? = 5870
  17. 17.37 × 100 =
  18. 18.22 × ? = 22000
  19. 19.26 × ? = 26000
  20. 20.17 × 1000 =
  21. 21.14 × 10 =
  22. 22.75 × 100 =
  23. 23.7 × 100 =
  24. 24.18 × ? = 18000
  25. 25.15 × ? = 1500
  26. 26.20 × 1000 =
  27. 27.784 × ? = 7840
  28. 28.997 × 10 =
  29. 29.67 × 100 =
  30. 30.48 × ? = 48000
  31. 31.50 × ? = 5000
  32. 32.81 × 100 =
  33. 33.32 × 1000 =
  34. 34.513 × 10 =
  35. 35.28 × ? = 28000
  36. 36.722 × 10 =
  37. 37.880 × 10 =
  38. 38.750 × ? = 7500
  39. 39.700 × 10 =
  40. 40.918 × 10 =

Answer key

  1. 9480
  2. 7400
  3. 11000
  4. 10
  5. 10
  6. 100
  7. 3200
  8. 1000
  9. 1000
  10. 1000
  11. 100
  12. 49000
  13. 6160
  14. 50000
  15. 25000
  16. 10
  17. 3700
  18. 1000
  19. 1000
  20. 17000
  21. 140
  22. 7500
  23. 700
  24. 1000
  25. 100
  26. 20000
  27. 10
  28. 9970
  29. 6700
  30. 1000
  31. 100
  32. 8100
  33. 32000
  34. 5130
  35. 1000
  36. 7220
  37. 8800
  38. 10
  39. 7000
  40. 9180

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