Question

find the greatest common factor of 9 and 36.

Explanation:

Step1: List factors of 9

The factors of 9 are 1, 3, 9.

Step2: List factors of 36

The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36.

Step3: Identify common factors

The common factors of 9 and 36 are 1, 3, 9.

Step4: Determine GCF

The greatest among them is 9.

Answer:

9