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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 31 · 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. 1.667 × 10 =
  2. 2.5 × 10 =
  3. 3.9 × 100 =
  4. 4.527 × ? = 5270
  5. 5.48 × ? = 48000
  6. 6.92 × 10 =
  7. 7.92 × 100 =
  8. 8.196 × ? = 1960
  9. 9.583 × 10 =
  10. 10.27 × 1000 =
  11. 11.48 × 1000 =
  12. 12.82 × 100 =
  13. 13.472 × 10 =
  14. 14.12 × 100 =
  15. 15.10 × ? = 1000
  16. 16.852 × ? = 8520
  17. 17.50 × 1000 =
  18. 18.336 × 10 =
  19. 19.742 × 10 =
  20. 20.224 × 10 =
  21. 21.587 × ? = 5870
  22. 22.26 × 1000 =
  23. 23.4 × 100 =
  24. 24.33 × 1000 =
  25. 25.364 × 10 =
  26. 26.41 × 100 =
  27. 27.682 × 10 =
  28. 28.43 × 1000 =
  29. 29.60 × 100 =
  30. 30.63 × 100 =
  31. 31.753 × 10 =
  32. 32.614 × 10 =
  33. 33.867 × 10 =
  34. 34.109 × ? = 1090
  35. 35.11 × 100 =
  36. 36.34 × 100 =
  37. 37.15 × 100 =
  38. 38.42 × 1000 =
  39. 39.21 × 1000 =
  40. 40.176 × ? = 1760

Answer key

  1. 6670
  2. 50
  3. 900
  4. 10
  5. 1000
  6. 920
  7. 9200
  8. 10
  9. 5830
  10. 27000
  11. 48000
  12. 8200
  13. 4720
  14. 1200
  15. 100
  16. 10
  17. 50000
  18. 3360
  19. 7420
  20. 2240
  21. 10
  22. 26000
  23. 400
  24. 33000
  25. 3640
  26. 4100
  27. 6820
  28. 43000
  29. 6000
  30. 6300
  31. 7530
  32. 6140
  33. 8670
  34. 10
  35. 1100
  36. 3400
  37. 1500
  38. 42000
  39. 21000
  40. 10

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