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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 208 · 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. 1.26 × ? = 26000
  2. 2.670 × 10 =
  3. 3.78 × 100 =
  4. 4.37 × 100 =
  5. 5.759 × 10 =
  6. 6.17 × 1000 =
  7. 7.23 × 100 =
  8. 8.223 × 10 =
  9. 9.24 × 1000 =
  10. 10.15 × ? = 15000
  11. 11.94 × 100 =
  12. 12.25 × 1000 =
  13. 13.19 × ? = 1900
  14. 14.56 × ? = 5600
  15. 15.28 × 1000 =
  16. 16.14 × ? = 140
  17. 17.85 × 100 =
  18. 18.9 × ? = 90
  19. 19.45 × 1000 =
  20. 20.44 × ? = 44000
  21. 21.42 × 1000 =
  22. 22.711 × ? = 7110
  23. 23.46 × ? = 46000
  24. 24.739 × ? = 7390
  25. 25.40 × ? = 40000
  26. 26.767 × 10 =
  27. 27.561 × 10 =
  28. 28.40 × 1000 =
  29. 29.25 × ? = 25000
  30. 30.522 × 10 =
  31. 31.11 × 100 =
  32. 32.88 × ? = 8800
  33. 33.961 × 10 =
  34. 34.4 × 100 =
  35. 35.75 × ? = 7500
  36. 36.180 × 10 =
  37. 37.8 × ? = 8000
  38. 38.41 × 1000 =
  39. 39.50 × ? = 5000
  40. 40.718 × 10 =

Answer key

  1. 1000
  2. 6700
  3. 7800
  4. 3700
  5. 7590
  6. 17000
  7. 2300
  8. 2230
  9. 24000
  10. 1000
  11. 9400
  12. 25000
  13. 100
  14. 100
  15. 28000
  16. 10
  17. 8500
  18. 10
  19. 45000
  20. 1000
  21. 42000
  22. 10
  23. 1000
  24. 10
  25. 1000
  26. 7670
  27. 5610
  28. 40000
  29. 1000
  30. 5220
  31. 1100
  32. 100
  33. 9610
  34. 400
  35. 100
  36. 1800
  37. 1000
  38. 41000
  39. 100
  40. 7180

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