(4,82-14,4:1,2+3,1).0,5-[2,9.4,2 -4,5:(-0,5)] Giúp mình vote 5 sao cho

(4,82-14,4:1,2+3,1).0,5-[2,9.4,2 -4,5:(-0,5)]+13,22

=(4,82-12+3,1).0,5 -[12,18-(-9)]+13,22

= ( -7,18+3,1).0,5-    21,18+13,22

=-4,08.0,5-21,18+13,22

=-2,04-21,18+13,22

=-23,22+13,22

=-10