Question

6th grade math help please !!

Answer 1

The GCF of 90 and 72 is 18.

Explanation:

All factors of 90: 1,2,3,5,6,9,10,15,18,30,45 and 90.

All factors of 72: 1,2,3,4,6,8,9,12,18,24,36 and 72.

All common factors of 90 and 72: 18, 9, 6, 3, 2, and 1.

The greatest common factor: 18.

Hopefully this helps!

Answer 2

Explanation:

Factors of 90: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90.

Factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 34, 36, 72.

Common factors: 1, 2, 3, 6, 18.

18 is the greatest common factor.

GCF = Greatest common factor.