(4 1/6 : 3 1/3 x 0,2 + 5/6) x 3 + 0,75 =?
4 1/6÷3 1/3=25/6÷10/3=25/6×3/10=5/4 5/4×0.2=5/4×1/5=1/4 1/4+5/6=3/12+10/12=13/12 13/12×3=13/4 13/4+0.75=13/4+75/100=13/4+3/4=16/4=4
........ ........ =13,07