subtract.\n$\frac{2}{5}-\frac{1}{5}=$

Explanation:

Step1: Identify like - denominators

The fractions $\frac{2}{5}$ and $\frac{1}{5}$ have the same denominator 5.

Step2: Subtract numerators

When fractions have the same denominator, we subtract the numerators. So, $\frac{2}{5}-\frac{1}{5}=\frac{2 - 1}{5}$.

Step3: Calculate the result

$2-1 = 1$, so $\frac{2 - 1}{5}=\frac{1}{5}$.

Answer:

$\frac{1}{5}$