add.\n$\frac{7}{10}+\frac{4}{5}=$

Explanation:

Step1: Find a common denominator

The common - denominator of 10 and 5 is 10. Since $\frac{4}{5}=\frac{4\times2}{5\times2}=\frac{8}{10}$.

Step2: Add the fractions

$\frac{7}{10}+\frac{8}{10}=\frac{7 + 8}{10}=\frac{15}{10}$.

Step3: Simplify the fraction

$\frac{15}{10}=\frac{3}{2}=1\frac{1}{2}$

Answer:

$\frac{3}{2}$ or $1\frac{1}{2}$