# How do you simplify 5/9 - 2/5?

Jun 10, 2018

$\frac{7}{45}$

#### Explanation:

As we know, when adding or subtracting fractions, we must have like denominators. We can multiply the first by $\frac{5}{5}$ and the second by $\frac{9}{9}$ to get a denominator of $45$. We now have

$\frac{25}{45} - \frac{18}{45}$

Now that our denominators are like, we can just subtract the numerators to get

$\frac{7}{45}$

Hope this helps!