Greatest common factor calculator


This greatest common factor calculator will find for you the greatest factor two numbers have in common.

Enter your first number into the box on top.

Enter your second number into the box in the middle.

Hit calculate et voilà! Recall that the factor of a number is any number that divides the number evenly.

For example factors for 10 are 1, 2, 5, and 10

Fators of 20 are 1, 2, 4, 5, 10, and 20

As you can see common factors for 10 and 20 are 1, 2, 5, and 10. However, the greatest one is 10, so 10 is the greatest common factor

Please enter the first number:


Please enter the second number:


 









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Recent Lessons

  1. Find water left in a tank using arithmetic sequences

    Jul 20, 17 10:41 PM

    A water tank is emptied at a constant rate. Initially, 36,000 gallons of water were in the tank. A the end of five hours, 16,000 gallons remained. How

    Read More