Question

4 5/12-1 1/2:(2 1/2+8/15)•1 4/5= помогите решить дроби пож...

Answer 1

калькулютор.с дробями

Answer 2

4 5/12 - 1 1/2 : (2 1/2 + 8/15) * 1 4/5 = 53/12 - 3/2 : ( 5/2 + 8/15) * 9/5 = 53/12 - 3/2 : (75+16)/30 * 9/5 = 53/12 - 3/2 : 91/30 * 9/5 = 53/12 - 3/2 * 30/91 * 9/5 = 53/12 - 45/91 * 9/5 = 53/12 - 81/91 = (4823-972)/1092 = 3851/1092 = 3 575/1092