(3-4,72)*(-5,12-4,38)+3,25*(-7,4)
-(7,8+(-3,3)):(2,41-(2,09))-(-4,6):0,23
(0,34-2,59)*7,8+2,9*(-4,31-0,79)
(79,21-100,36)*0,2-(7,29-28,76):3,8