Question

2/3 + 4/5 ÷ 2/5 -3
please ans step by step ​

Answer 1

Step-by-step explanation:

$\frac{2}{3} + \frac{4}{5} \div \frac{2}{5} - 3$

$= \frac{2}{3} + \frac{4}{5} \times \frac{5}{2} - 3$

$= \frac{2}{3} + 2 - 3$

$= \frac{2}{3} - 1 = - \frac{1}{3}$