Question

2/5+2/4 rirytycrucrctcru​

Answer 1

Answer:

$\frac{2}{5} + \frac{2}{4}$

make them like lcm =20

$\frac{2 \times 4}{5 \times 4} = \frac{8}{20} \\ \\ \frac{2 \times 5}{4 \times 5} = \frac{10}{20}$

add them

$\frac{8}{20} + \frac{10}{20} \\ \\ = \frac{8 + 10}{20} \\ \\ = \frac{18}{20} \ = \frac{9}{10}$