Question

cum se rezolva unu supra doi minus trei supra opt

Answer 1

1/2-3/8 amplifici 1/2 cu 4 sa ajungi la acelasi numitor comun
4/8 - 3/8 = 1/8

Answer 2

$\frac{1}{2} - \frac{3}{8} = \frac{1}{2} * \frac{4}{4} - \frac{3}{8} = \frac{4}{8} - \frac{3}{8} = \frac{1}{8}$