Question

A-1 Subtract the following.
-2/7 from -3/8​

Answer 1

$\frac{( - 2)}{7} - \frac{( - 3)}{8} \\ = \frac{(8 \times - 2) - (7 \times - 3)}{56 } \\ = \frac{( - 16) - ( - 21)}{56} \\ = \frac{ - 16 + 21}{ 56} \\ = \frac{5}{56} \: \: ans.$