Question

Cuanto da:

1) 1/3 + 1/2 + 2/3 - 1/2
2) 3/4 - 1/2 + 1/4 - 1/4

Answer 1

Hola!

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

$\\ 2) \: \: \: \frac{3}{4} - \frac{1}{2} + \frac{1}{4} - \frac{1}{4} = \frac{3}{4} - \frac{2}{4} = \frac{1}{4} \:$