Question

7 1/7-(2 6/13 +3 1/7)

Answer 1

$7\frac{1}{7} -(2\frac{6}{13} +3\frac{1}{7} )=7\frac{1}{7} -2\frac{6}{13} -3\frac{1}{7} =7\frac{1}{7} -3\frac{1}{7} -2\frac{6}{13}=4-2\frac{6}{13}=3\frac{13}{13} -2\frac{6}{13}=1\frac{7}{13}$