Question

Найдите значение выражения:
а) 2:3 1/5+(3¼-⅔):⅔-(2 5/18-17/36)*18/65 помогите решить
б) (23,29:7,8-6,8:17)*3,04-2,04*0,85

Answer 1

$2*5/16 = 5/8 13/4 - 2/3 = 39-8 / 12 = 31/12 31/12 * 3/2 = 93/24 41/18 - 17/36 = 82 -17/36 = 62/36 65/36 * 18/65 = 1/2 5/8 + 93/24 = 15+93 / 24 = 108/24 = 9/2 9/2 - 1/2 = 8/2 = 4$