Question
Add:
$\frac{4}{5}$ and $\frac{7}{15}$

Answer

Given: $\frac{4}{5}$ and $\frac{7}{15}$
$\frac{4}{5}+\frac{7}{15}$
LCM of 5 and 15 is 15, so we will convert each fraction into an equivalent fraction with denominator 15.
$=\frac{4\times3}{5\times3}+\frac{7\times1}{15\times1}$
$=\frac{12}{15}+\frac{7}{15}$
$=\frac{12+7}{15}$
$=\frac{19}{15}$

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