Question

solve the following
$\frac{ - 3}{4} + ( \frac{ - 4}{5} ) + \: \: \ \: ( \frac{ - 6}{7} ) \: + ( \frac{ - 7}{8}$
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Answer 1

Step-by-step explanation:

First we wanna find the LCM of 4,5,7,8

=280

$\frac{3}{4} = \frac{210}{280}$

Conver the rest like same then do simple addition