Question

$3 \frac{4}{5} - 2 \frac{4}{6} + \frac{4}{5}$
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Answer 1

$3 \frac{4}{5} = \frac{19}{5}$

$2 \frac{4}{6} = \frac{16}{6}$

mmc(5,5,6)=30

$\frac{114 - 80 + 24}{30} = \frac{58}{30}$