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Find the sum of below rational numbers:$-\ \frac{5}{9}$ and $\frac{7}{9}$
Given: $-\ \frac{5}{9}$ and $\frac{7}{9}$
To find: Here we have to find the sum of the given rational numbers $-\ \frac{5}{9}$ and $\frac{7}{9}$.
Solution:
$-\ \frac{5}{9}\ +\ \frac{7}{9}$
Here the denominator is same so we have to operate the numerators:
$=\ \frac{-\ 5\ +\ 7}{9}$
$=\ \mathbf{\frac{2}{9}}$
So, the sum of the given rational numbers $-\ \frac{5}{9}$ and $\frac{7}{9}$ is $\frac{2}{9}$.
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