Question

find the greatest common factor of 25 and 36.

Explanation:

Step1: Find factors of 25

The factors of 25 are 1, 5, 25 since \(1\times25 = 25\) and \(5\times5=25\).

Step2: Find factors of 36

The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36 as \(1\times36=36\), \(2\times18 = 36\), \(3\times12=36\), \(4\times9 = 36\), \(6\times6=36\).

Step3: Identify common factors

The common factor of 25 and 36 is 1.

Answer:

1