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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 275 · 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. 1.397 × 10 =
  2. 2.4 × 1000 =
  3. 3.712 × 10 =
  4. 4.404 × 10 =
  5. 5.95 × 100 =
  6. 6.198 × 10 =
  7. 7.268 × 10 =
  8. 8.49 × ? = 49000
  9. 9.5 × 1000 =
  10. 10.53 × 100 =
  11. 11.836 × 10 =
  12. 12.50 × 1000 =
  13. 13.84 × ? = 8400
  14. 14.203 × 10 =
  15. 15.12 × ? = 12000
  16. 16.8 × 100 =
  17. 17.10 × 1000 =
  18. 18.651 × 10 =
  19. 19.26 × ? = 26000
  20. 20.17 × ? = 17000
  21. 21.30 × 100 =
  22. 22.17 × 1000 =
  23. 23.77 × 100 =
  24. 24.11 × ? = 11000
  25. 25.448 × ? = 4480
  26. 26.30 × 1000 =
  27. 27.979 × 10 =
  28. 28.909 × ? = 9090
  29. 29.12 × ? = 1200
  30. 30.740 × 10 =
  31. 31.26 × 10 =
  32. 32.38 × 1000 =
  33. 33.25 × 100 =
  34. 34.41 × 1000 =
  35. 35.22 × 1000 =
  36. 36.561 × 10 =
  37. 37.334 × 10 =
  38. 38.8 × 1000 =
  39. 39.96 × ? = 9600
  40. 40.23 × 100 =

Answer key

  1. 3970
  2. 4000
  3. 7120
  4. 4040
  5. 9500
  6. 1980
  7. 2680
  8. 1000
  9. 5000
  10. 5300
  11. 8360
  12. 50000
  13. 100
  14. 2030
  15. 1000
  16. 800
  17. 10000
  18. 6510
  19. 1000
  20. 1000
  21. 3000
  22. 17000
  23. 7700
  24. 1000
  25. 10
  26. 30000
  27. 9790
  28. 10
  29. 100
  30. 7400
  31. 260
  32. 38000
  33. 2500
  34. 41000
  35. 22000
  36. 5610
  37. 3340
  38. 8000
  39. 100
  40. 2300

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