Question

please find the answer :add 3/7 and 1/-7​

Answer 1

Answer:

$\frac{3}{7} + \frac{( - 1)}{7} \\ = > lcm \: of \: 7 \: and \: 7 \: is \: 7 \\ = \frac{3 + ( - 1)}{7} = \frac{3 - 1}{7} = \frac{2}{7}$

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