Convert to a Simplified Fraction 15:45

$15 : 45$

Step 1

Convert the ratio to a fraction by making the left side of the ratio the numerator and the right side the denominator.

$\frac{15}{45}$

Step 2

Cancel the common factor of $15$ and $45$ .

Factor $15$ out of $15$ .

$\frac{15 (1)}{45}$

Cancel the common factors.

Factor $15$ out of $45$ .

$\frac{15 \cdot 1}{15 \cdot 3}$

Cancel the common factor.

$\frac{15 \cdot 1}{15 \cdot 3}$

Rewrite the expression.

$\frac{1}{3}$