Пошаговое объяснение:
6*15/5*12= 6*5*3/5*6*2 = 3/2 = 1 ¹/₂
11*9/15*22= 11*3*3/3*5*11*2= 3/5*2 = 3/10
18*21/14*36 = 18*7*3/7*2*18*2= 3/2*2= 3/4
45*17/17*35 = 9*5*17/17*7*5 = 9/17
Пошаговое объяснение:
6*15/5*12= 6*5*3/5*6*2 = 3/2 = 1 ¹/₂
11*9/15*22= 11*3*3/3*5*11*2= 3/5*2 = 3/10
18*21/14*36 = 18*7*3/7*2*18*2= 3/2*2= 3/4
45*17/17*35 = 9*5*17/17*7*5 = 9/17