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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 809 · 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. 1.174 × 10 =
  2. 2.2 × 100 =
  3. 3.26 × 1000 =
  4. 4.388 × ? = 3880
  5. 5.165 × 10 =
  6. 6.3 × ? = 3000
  7. 7.812 × ? = 8120
  8. 8.793 × 10 =
  9. 9.10 × 1000 =
  10. 10.30 × 1000 =
  11. 11.21 × 1000 =
  12. 12.31 × ? = 31000
  13. 13.38 × 100 =
  14. 14.48 × ? = 48000
  15. 15.390 × ? = 3900
  16. 16.62 × ? = 620
  17. 17.57 × ? = 5700
  18. 18.68 × ? = 6800
  19. 19.518 × 10 =
  20. 20.949 × ? = 9490
  21. 21.342 × ? = 3420
  22. 22.94 × ? = 9400
  23. 23.34 × 1000 =
  24. 24.21 × 100 =
  25. 25.50 × ? = 50000
  26. 26.59 × 100 =
  27. 27.25 × 100 =
  28. 28.23 × ? = 23000
  29. 29.80 × 100 =
  30. 30.30 × 100 =
  31. 31.885 × ? = 8850
  32. 32.23 × 100 =
  33. 33.896 × 10 =
  34. 34.86 × 100 =
  35. 35.610 × 10 =
  36. 36.58 × ? = 5800
  37. 37.5 × 10 =
  38. 38.63 × ? = 630
  39. 39.52 × 100 =
  40. 40.256 × 10 =

Answer key

  1. 1740
  2. 200
  3. 26000
  4. 10
  5. 1650
  6. 1000
  7. 10
  8. 7930
  9. 10000
  10. 30000
  11. 21000
  12. 1000
  13. 3800
  14. 1000
  15. 10
  16. 10
  17. 100
  18. 100
  19. 5180
  20. 10
  21. 10
  22. 100
  23. 34000
  24. 2100
  25. 1000
  26. 5900
  27. 2500
  28. 1000
  29. 8000
  30. 3000
  31. 10
  32. 2300
  33. 8960
  34. 8600
  35. 6100
  36. 100
  37. 50
  38. 10
  39. 5200
  40. 2560

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