Помогитте решить.2 1/3+4 1/10:(2 7/15-5/12)•5/6=

2 1/3+4 1/10:(2 7/15-5/12)•5/6=1)2 7/15-5/12= 37/15-5/12=148/60-25/60=123/60; //// 2)41/10*60/123=6/3=2; ///3)2/1*5/6=5/3; ///4)7/3+5/3=12/3=4; Ответ: 4

2 1/3 + 4 1/10 : (2 7/15 - 5/12) * 5/6 = 7/3 + 41/10 : (37/15 - 5/12) * 5/6 = 7/3 + 41/10 : (148-25)/60 * 5/6 = 7/3 + 41/10 : 123/60 * 5/6 = 7/3 + 41/10 * 60/123 * 5/6 = 7/3 + 6/3 * 5/6 = 7/3 + 5/3 = 12/3 = 4