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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 428 · 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. 1.10 × 100 =
  2. 2.917 × 10 =
  3. 3.938 × 10 =
  4. 4.44 × ? = 4400
  5. 5.28 × 1000 =
  6. 6.858 × ? = 8580
  7. 7.66 × 100 =
  8. 8.4 × 1000 =
  9. 9.203 × 10 =
  10. 10.439 × 10 =
  11. 11.8 × ? = 8000
  12. 12.14 × ? = 14000
  13. 13.15 × 1000 =
  14. 14.35 × 100 =
  15. 15.47 × 1000 =
  16. 16.51 × 100 =
  17. 17.27 × ? = 27000
  18. 18.32 × 100 =
  19. 19.467 × 10 =
  20. 20.31 × ? = 31000
  21. 21.26 × 1000 =
  22. 22.840 × ? = 8400
  23. 23.59 × 100 =
  24. 24.67 × 100 =
  25. 25.57 × 100 =
  26. 26.410 × 10 =
  27. 27.86 × 100 =
  28. 28.17 × ? = 17000
  29. 29.47 × ? = 4700
  30. 30.21 × 100 =
  31. 31.947 × 10 =
  32. 32.743 × 10 =
  33. 33.40 × ? = 400
  34. 34.645 × ? = 6450
  35. 35.4 × ? = 400
  36. 36.64 × 100 =
  37. 37.27 × ? = 2700
  38. 38.637 × 10 =
  39. 39.29 × 1000 =
  40. 40.28 × 10 =

Answer key

  1. 1000
  2. 9170
  3. 9380
  4. 100
  5. 28000
  6. 10
  7. 6600
  8. 4000
  9. 2030
  10. 4390
  11. 1000
  12. 1000
  13. 15000
  14. 3500
  15. 47000
  16. 5100
  17. 1000
  18. 3200
  19. 4670
  20. 1000
  21. 26000
  22. 10
  23. 5900
  24. 6700
  25. 5700
  26. 4100
  27. 8600
  28. 1000
  29. 100
  30. 2100
  31. 9470
  32. 7430
  33. 10
  34. 10
  35. 100
  36. 6400
  37. 100
  38. 6370
  39. 29000
  40. 280

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