Question
Add the following rational numbers. $\frac{-2}{5}\ \text{and}\ \frac{4}{5}$
✓
Answer
$\frac{-2}{5}+ \frac{4}{5}$
$=\frac{-2+4}{5}$
$=\frac{2}{5}$
$=\frac{-2+4}{5}$
$=\frac{2}{5}$
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