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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 60 · 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. 1.725 × 10 =
  2. 2.289 × 10 =
  3. 3.22 × 1000 =
  4. 4.36 × 1000 =
  5. 5.11 × 1000 =
  6. 6.34 × 1000 =
  7. 7.421 × 10 =
  8. 8.946 × ? = 9460
  9. 9.456 × 10 =
  10. 10.5 × ? = 5000
  11. 11.277 × 10 =
  12. 12.974 × ? = 9740
  13. 13.18 × ? = 18000
  14. 14.21 × 1000 =
  15. 15.98 × ? = 9800
  16. 16.4 × ? = 4000
  17. 17.265 × ? = 2650
  18. 18.972 × 10 =
  19. 19.37 × 1000 =
  20. 20.423 × 10 =
  21. 21.743 × 10 =
  22. 22.330 × 10 =
  23. 23.535 × 10 =
  24. 24.45 × 1000 =
  25. 25.97 × 100 =
  26. 26.29 × ? = 2900
  27. 27.15 × 1000 =
  28. 28.555 × 10 =
  29. 29.234 × ? = 2340
  30. 30.25 × 100 =
  31. 31.856 × ? = 8560
  32. 32.28 × 1000 =
  33. 33.519 × 10 =
  34. 34.889 × ? = 8890
  35. 35.77 × ? = 7700
  36. 36.40 × 1000 =
  37. 37.3 × ? = 3000
  38. 38.34 × 100 =
  39. 39.10 × ? = 1000
  40. 40.42 × 1000 =

Answer key

  1. 7250
  2. 2890
  3. 22000
  4. 36000
  5. 11000
  6. 34000
  7. 4210
  8. 10
  9. 4560
  10. 1000
  11. 2770
  12. 10
  13. 1000
  14. 21000
  15. 100
  16. 1000
  17. 10
  18. 9720
  19. 37000
  20. 4230
  21. 7430
  22. 3300
  23. 5350
  24. 45000
  25. 9700
  26. 100
  27. 15000
  28. 5550
  29. 10
  30. 2500
  31. 10
  32. 28000
  33. 5190
  34. 10
  35. 100
  36. 40000
  37. 1000
  38. 3400
  39. 100
  40. 42000

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