Question

17 2/13 - 16 5/13 = ?

помогите решить 

Answer 1

17 2/13 - 16 5/13= 16 15/13 - 16 5/13= 10/13

Answer 2

$17frac{2}{13}-16frac{5}{13}=frac{223}{13}-frac{213}{13}=frac{223-213}{13}=frac{10}{13}$