Question

Выполните действия 2/5+3/10

Answer 1

$\frac{2}{5} + \frac{3}{10} = \frac{4}{10} + \frac{3}{10} = \frac{7}{10}$

Answer 2

$\frac{2}{5} + \frac{3}{10} = \frac{4 + 3}{10} = \frac{7}{10} = 0.7$