Question

5,(3)+2,(6)=?
периодическая дробь​

Answer 1

$5.(3) + 2.(6) = \\ 5 \frac{3}{9} + 2 \frac{6}{9} = \\ 5 \frac{1}{3} + 2 \frac{2}{3} = \\ 7 \frac{3}{3} = 8$