Question

talaba uchnchi vidimosdaham yiqilsa nima bulad​

Answer 1

$-\frac{3}{15} + \frac{1}{5} + \frac{1}{3} = -\frac{3}{15} + \frac{3}{15} + \frac{5}{15} = 0 + \frac{5}{15} = \frac{5}{15}.$