Question

$7 frac{11}{12}-6 frac{5}{12}: frac{5}{8}$

Answer 1

7 1112 - 77 12 * 85 = 7 1112 - 15215 = 7 1112 - 10 215 = (7-10) (11*5 - 2*4)60= - 3 4760