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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 288 · 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. 1.37 × ? = 3700
  2. 2.698 × ? = 6980
  3. 3.86 × 100 =
  4. 4.87 × 100 =
  5. 5.3 × ? = 3000
  6. 6.5 × ? = 5000
  7. 7.11 × 1000 =
  8. 8.97 × ? = 9700
  9. 9.54 × ? = 5400
  10. 10.381 × 10 =
  11. 11.497 × ? = 4970
  12. 12.12 × ? = 12000
  13. 13.871 × 10 =
  14. 14.5 × 100 =
  15. 15.2 × 1000 =
  16. 16.46 × ? = 46000
  17. 17.391 × 10 =
  18. 18.77 × 100 =
  19. 19.45 × ? = 45000
  20. 20.15 × ? = 15000
  21. 21.528 × 10 =
  22. 22.138 × ? = 1380
  23. 23.715 × 10 =
  24. 24.19 × 100 =
  25. 25.85 × 100 =
  26. 26.64 × ? = 6400
  27. 27.105 × 10 =
  28. 28.59 × 100 =
  29. 29.555 × ? = 5550
  30. 30.37 × 1000 =
  31. 31.508 × 10 =
  32. 32.214 × 10 =
  33. 33.25 × 1000 =
  34. 34.9 × 10 =
  35. 35.42 × 1000 =
  36. 36.9 × ? = 9000
  37. 37.258 × 10 =
  38. 38.8 × ? = 80
  39. 39.90 × 100 =
  40. 40.375 × ? = 3750

Answer key

  1. 100
  2. 10
  3. 8600
  4. 8700
  5. 1000
  6. 1000
  7. 11000
  8. 100
  9. 100
  10. 3810
  11. 10
  12. 1000
  13. 8710
  14. 500
  15. 2000
  16. 1000
  17. 3910
  18. 7700
  19. 1000
  20. 1000
  21. 5280
  22. 10
  23. 7150
  24. 1900
  25. 8500
  26. 100
  27. 1050
  28. 5900
  29. 10
  30. 37000
  31. 5080
  32. 2140
  33. 25000
  34. 90
  35. 42000
  36. 1000
  37. 2580
  38. 10
  39. 9000
  40. 10

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