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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 335 · 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. 1.701 × 10 =
  2. 2.15 × ? = 15000
  3. 3.39 × ? = 39000
  4. 4.60 × ? = 6000
  5. 5.536 × 10 =
  6. 6.25 × ? = 25000
  7. 7.208 × 10 =
  8. 8.58 × 100 =
  9. 9.15 × 100 =
  10. 10.273 × ? = 2730
  11. 11.25 × 100 =
  12. 12.48 × 10 =
  13. 13.21 × ? = 21000
  14. 14.20 × 1000 =
  15. 15.87 × 100 =
  16. 16.203 × 10 =
  17. 17.156 × ? = 1560
  18. 18.4 × 1000 =
  19. 19.7 × 1000 =
  20. 20.587 × ? = 5870
  21. 21.895 × ? = 8950
  22. 22.27 × 10 =
  23. 23.83 × 10 =
  24. 24.9 × 1000 =
  25. 25.402 × 10 =
  26. 26.33 × 1000 =
  27. 27.60 × 100 =
  28. 28.420 × ? = 4200
  29. 29.26 × 1000 =
  30. 30.34 × 1000 =
  31. 31.14 × 1000 =
  32. 32.13 × ? = 1300
  33. 33.41 × 100 =
  34. 34.43 × ? = 43000
  35. 35.879 × 10 =
  36. 36.43 × ? = 4300
  37. 37.278 × ? = 2780
  38. 38.84 × 100 =
  39. 39.56 × ? = 5600
  40. 40.19 × 1000 =

Answer key

  1. 7010
  2. 1000
  3. 1000
  4. 100
  5. 5360
  6. 1000
  7. 2080
  8. 5800
  9. 1500
  10. 10
  11. 2500
  12. 480
  13. 1000
  14. 20000
  15. 8700
  16. 2030
  17. 10
  18. 4000
  19. 7000
  20. 10
  21. 10
  22. 270
  23. 830
  24. 9000
  25. 4020
  26. 33000
  27. 6000
  28. 10
  29. 26000
  30. 34000
  31. 14000
  32. 100
  33. 4100
  34. 1000
  35. 8790
  36. 100
  37. 10
  38. 8400
  39. 100
  40. 19000

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