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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 594 · 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. 1.59 × 100 =
  2. 2.5 × 100 =
  3. 3.8 × ? = 8000
  4. 4.49 × 1000 =
  5. 5.85 × 100 =
  6. 6.48 × 1000 =
  7. 7.751 × 10 =
  8. 8.10 × 1000 =
  9. 9.11 × 1000 =
  10. 10.211 × 10 =
  11. 11.421 × 10 =
  12. 12.55 × ? = 5500
  13. 13.8 × 1000 =
  14. 14.39 × 100 =
  15. 15.42 × 100 =
  16. 16.48 × ? = 4800
  17. 17.870 × 10 =
  18. 18.39 × 1000 =
  19. 19.29 × ? = 2900
  20. 20.30 × 1000 =
  21. 21.58 × 10 =
  22. 22.238 × 10 =
  23. 23.26 × ? = 26000
  24. 24.762 × 10 =
  25. 25.11 × ? = 11000
  26. 26.2 × 100 =
  27. 27.25 × ? = 25000
  28. 28.46 × 1000 =
  29. 29.143 × ? = 1430
  30. 30.70 × 100 =
  31. 31.34 × 1000 =
  32. 32.24 × 100 =
  33. 33.449 × 10 =
  34. 34.674 × ? = 6740
  35. 35.38 × ? = 38000
  36. 36.333 × 10 =
  37. 37.66 × 100 =
  38. 38.14 × 100 =
  39. 39.63 × 10 =
  40. 40.5 × ? = 5000

Answer key

  1. 5900
  2. 500
  3. 1000
  4. 49000
  5. 8500
  6. 48000
  7. 7510
  8. 10000
  9. 11000
  10. 2110
  11. 4210
  12. 100
  13. 8000
  14. 3900
  15. 4200
  16. 100
  17. 8700
  18. 39000
  19. 100
  20. 30000
  21. 580
  22. 2380
  23. 1000
  24. 7620
  25. 1000
  26. 200
  27. 1000
  28. 46000
  29. 10
  30. 7000
  31. 34000
  32. 2400
  33. 4490
  34. 10
  35. 1000
  36. 3330
  37. 6600
  38. 1400
  39. 630
  40. 1000

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