Question

Add the following. 55/71and-5/9​

Answer 1

Answer:

$\frac{140}{639}$

Step-by-step explanation:

$\frac{55}{71} +( - \frac{5}{9} ) \\ \\ = \frac{(9 \times 55) + ( - 71 \times 5)}{71 \times 9} \\ \\ = \frac{495 + ( - 355)}{639} \\ \\ = \frac{495 - 355}{639} \\ \\ = \frac{140}{639}$

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