Question

(0,2 : 5 + 5 : 0,2 - 2,794 : 1,1) * 0,6 - 13,5

Answer 1

(0.2:5+5:0.2-2.794:1.1)*0.6-13.5
(0.04+25-2.54)*0.6-13.5
22.5*0613.5
13.5-13.5
0