Answer
$\frac{3}{4}$
Work Step by Step
$\frac{1}{2}$ - ($-\frac{1}{4}$)
Step 1: Change the subtraction sign to addition and replace -$\frac{1}{4}$ to its opposite
$\frac{1}{2}$ + ($\frac{1}{4}$)
Step 2: Add two fractions
$\frac{4}{8}$ + $\frac{2}{8}$ = $\frac{6}{8}$
Step 3: Convert $\frac{6}{8}$ into lowest term = $\frac{3}{4}$