Question

8/15 + 6/7 , 7/5 + 1/12 , 7/4 + 2/21 , 5/6 - 2/7 , 16/15 - 2/3 porfa
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Answer 1

Respuesta:

$\frac{8}{15} + \frac{6}{7} = \frac{146}{105}$

$\frac{7}{5} + \frac{1}{12} = \frac{89}{60}$

$\frac{7}{4} + \frac{2}{21} = \frac{155}{84}$

$\frac{5}{6} - \frac{2}{7} = \frac{23}{42}$

$\frac{16}{15} - \frac{2}{3} = \frac{18}{45} = \frac{6}{15} = \frac{2}{5}$