По действиям № 1.010.
1) 5 4/45 -4 1/6=1 4/45-1/6=83/90
2) (83/90)/(5 8/15)=(83/90)/(83/15)=(83/90)·(15/83)=1/6
3) (4 2/3)+(3/4)=4((8+9)/12))=4 17/12=5 5/12
4) 5 5/12·(3 9/13)=(65/12)·(48/13)=20
5) (1/6) /20= (1/6)·(1/20)=1/120
6) (1/120)·(24 2/7)=(1/120)·(240/7)=2/7
7) (0,3:0,01)/70=3/7
8) (2/7)+(3/7)+(2/7)=1
Ответ: 1.