Question

Add the following rational numbers:
$\frac{12}{7}$ and $\frac{3}{7}$

Answer 1

We have to add $\frac{12}{7}$ and $\frac{3}{7}$

As, their denominator is same.

So, denominator will become common denominator of addition and terms in numerator will be added.

$\therefore \frac{12}{7}+\frac{3}{7}=\frac{12+3}{7}=\frac{15}{7}$