Question

(2,04-1 (целая) 1/4):1/20

Answer 1

(2,04 - 1(1/4)):1/20=(2(1/25)-1(1/4)):1/20
1)2(1/25)-1(1/4)=51/25-5/4= -1/100
2)-1/100:1/20=(1*20)/(100*1)= -1/5= -0,2