Question

1 supra 2 +1 supra trei +1 supra 6

Answer 1

$\frac{1}{2} + \frac{1}{3} + \frac{1}{6} = \frac{3}{6} + \frac{2}{6} + \frac{1}{6} = \frac{6}{6} =1$

Answer 2

$\frac{1}{2}+ \frac{1}{3}+ \frac{1}{6}= \frac{3}{6}+ \frac{2}{6}+ \frac{1}{6}= \frac{3+2+1}{6}= \frac{6}{6}=1.$