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Find the scale factor of a copy

Grade 7 math · Fieldbook Learning

Name ______________________ Date __________

Divide the new length by the original length.

  1. A line 3 cm long is drawn 12 cm long on a copy. What is the scale factor of the copy?
  2. A line 6 cm long is drawn 24 cm long on a copy. What is the scale factor of the copy?
  3. A line 6 cm long is drawn 12 cm long on a copy. What is the scale factor of the copy?
  4. A line 4 cm long is drawn 8 cm long on a copy. What is the scale factor of the copy?
  5. A line 12 cm long is drawn 36 cm long on a copy. What is the scale factor of the copy?
  6. A line 4 cm long is drawn 12 cm long on a copy. What is the scale factor of the copy?
  7. A line 4 cm long is drawn 16 cm long on a copy. What is the scale factor of the copy?
  8. A line 13 cm long is drawn 39 cm long on a copy. What is the scale factor of the copy?
  9. A line 28 cm long is drawn 14 cm long on a copy. What is the scale factor of the copy?
  10. A line 16 cm long is drawn 48 cm long on a copy. What is the scale factor of the copy?
  11. A line 26 cm long is drawn 52 cm long on a copy. What is the scale factor of the copy?
  12. A line 8 cm long is drawn 40 cm long on a copy. What is the scale factor of the copy?
  13. A line 16 cm long is drawn 32 cm long on a copy. What is the scale factor of the copy?
  14. A line 14 cm long is drawn 28 cm long on a copy. What is the scale factor of the copy?
  15. A line 27 cm long is drawn 81 cm long on a copy. What is the scale factor of the copy?
  16. A line 4 cm long is drawn 2 cm long on a copy. What is the scale factor of the copy?
  17. A line 38 cm long is drawn 114 cm long on a copy. What is the scale factor of the copy?
  18. A line 8 cm long is drawn 32 cm long on a copy. What is the scale factor of the copy?
  19. A line 42 cm long is drawn 168 cm long on a copy. What is the scale factor of the copy?
  20. A line 20 cm long is drawn 10 cm long on a copy. What is the scale factor of the copy?
More free practice: fieldbooklearning.com/ca/practice/grade-7/find-the-scale-factor-of-a-copy/

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Answer key: Find the scale factor of a copy

  1. 4
  2. 4
  3. 2
  4. 2
  5. 3
  6. 3
  7. 4
  8. 3
  9. 0.5
  10. 3
  11. 2
  12. 5
  13. 2
  14. 2
  15. 3
  16. 0.5
  17. 3
  18. 4
  19. 4
  20. 0.5