(7 1/3+2 1/4)/1/4-30 5/6

Question

(7 1/3+2 1/4)/1/4-30 5/6

Answer 1

(7 1//3+2 1//4)/(1//4)-30 5//6=(115//12)/(1//4)-30 5//6=115//3-185//6=7.5

// - черта дроби