Question

simplify
(3/4+1/2)+(-2/5)=3/4+(1/2+(-2)/5)​

Answer 1

Solution:-

$\frac{3}{4} + \frac{5}{4} - \frac{7}{15}$

$\frac{8}{4} - \frac{7}{15} = \frac{2 \times 15}{1 \times 15} = - \frac{7}{15}$

$\frac{30 - 7}{15} = \frac{23}{15} = 1 \frac{8}{15}$