Simplify the fraction and state the GCF 75/225

The simplified fraction is 1/3 and the GCF is 75.

To find the GCF, we find the prime factorization of each number:

75 = 3 * 5 * 5

225 = 3 * 3 * 5 * 5

The GCF is 3*5*5 = 75.

Dividing 75 by 75 on the numerator, we get 1; dividing 225 by 75 on the denominator, we get 3.