|4| × |-3| - |-1| : |3| + 5 × |-0,2| - 4 : |6|
1) I4I*I-3I-I-1I:I3I+5*I-0,2I-4:I6I=4*3-1:3+5*0.2-4:6=12-1/3+1-4/6= 13-1/3+2/3=13-3/3=13-1=12.