Выполните действия (2/15+7/12)*30/43-2:2 целых 1/3*5/32

(2/15+7/12)*30/43-2:2 1/3*5/32=43/60*30/43-2:2 1/3*5/32=1/2-2:2 1/3*5/32=1/2-6/7*5/32=1/2-15/112=41/1122/15+7/12=8/60+35/60=43/6043/60*30/43=1/22:2 1/3=2/1:7/3=2/1*3/7=6/76/7*5/32=3/7*5/16=15/1121/2-15/112=56/112-15/112=41/112