Question

Add the following rational number -7/5and 2/7

Answer 1

Answer:

$\frac{ - 39}{35}$

Step-by-step explanation:

$- \frac{7}{5} + \frac{2}{7} \\ \\ - \frac{7 \times 7}{5 \times 7} + \frac{2 \times 5}{7 \times 5} \\ \\ \frac{ - 49}{35} + \frac{10}{35} \\ \\ \frac{ - 49 + 10}{35} \\ \\ \frac{ - 39}{35} \\ \\ there \: sum \: is \: \frac{ - 39}{35}$