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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 69 · 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. 1.421 × 10 =
  2. 2.25 × 100 =
  3. 3.2 × ? = 200
  4. 4.24 × ? = 24000
  5. 5.80 × ? = 8000
  6. 6.89 × ? = 8900
  7. 7.431 × 10 =
  8. 8.13 × ? = 13000
  9. 9.99 × 100 =
  10. 10.3 × 1000 =
  11. 11.96 × 100 =
  12. 12.21 × 1000 =
  13. 13.46 × ? = 46000
  14. 14.26 × ? = 26000
  15. 15.188 × 10 =
  16. 16.41 × 1000 =
  17. 17.387 × 10 =
  18. 18.491 × 10 =
  19. 19.9 × ? = 900
  20. 20.777 × 10 =
  21. 21.29 × 1000 =
  22. 22.320 × 10 =
  23. 23.6 × 100 =
  24. 24.832 × ? = 8320
  25. 25.17 × 1000 =
  26. 26.21 × ? = 21000
  27. 27.768 × ? = 7680
  28. 28.83 × 100 =
  29. 29.26 × 100 =
  30. 30.51 × 100 =
  31. 31.23 × 100 =
  32. 32.22 × 1000 =
  33. 33.75 × 100 =
  34. 34.56 × ? = 5600
  35. 35.44 × ? = 44000
  36. 36.165 × ? = 1650
  37. 37.11 × ? = 11000
  38. 38.754 × 10 =
  39. 39.865 × 10 =
  40. 40.64 × 100 =

Answer key

  1. 4210
  2. 2500
  3. 100
  4. 1000
  5. 100
  6. 100
  7. 4310
  8. 1000
  9. 9900
  10. 3000
  11. 9600
  12. 21000
  13. 1000
  14. 1000
  15. 1880
  16. 41000
  17. 3870
  18. 4910
  19. 100
  20. 7770
  21. 29000
  22. 3200
  23. 600
  24. 10
  25. 17000
  26. 1000
  27. 10
  28. 8300
  29. 2600
  30. 5100
  31. 2300
  32. 22000
  33. 7500
  34. 100
  35. 1000
  36. 10
  37. 1000
  38. 7540
  39. 8650
  40. 6400

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