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Finding a GCF of Two Numbers

Find the Greatest Common Factor (CGF) of the two terms.

Checking Your Answers

Click "Show Answer" underneath the problem to see the answer. Or click the "Show Answers" button at the bottom of the page to see all the answers at once.

Example:

8 12
Answer: 4

Quiz:

  1. 1 10
  2. 5 50
  3. 45 54
  4. 65 156
  5. 88 121
  6. 66 165
  7. 36 54
  8. 40 50
  9. 35 175
  10. 100 1000
    Answer: 100
  11. 5 9
  12. 35 21
  13. 132 88
  14. 153 85
  15. 52 338
  16. 32 324
  17. 101 1010
    Answer: 101
  18. 290 17
  19. 135 150
  20. 495 175
Show all answers

Related Pages

Finding a GCF Lesson
Brush up on your knowledge of the techniques needed to solve problems on this page.

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