(8 5/7 - 3 6/7): 2/7 -2 5/6 решите

Question

(8 5/7 - 3 6/7): 2/7 -2 5/6 решите

Answer 1

(8_5/7-3_6/7):2/7-2_5/6=(61/7-27/7):2/7-17/6=34/7:2/7-17/6=34/7*7/2-17/6=17/1-17/6=(17*6-17)/6=(102-17)/6=85/6=14_1/6