1) 8/10=0,8
8/100=0,08
8/1000=0,008
2) 81/10=8,1
81/100=0,81
81/1000=0,.81
3) =72,9
=7,29
=0,729
4) =0,051
=0,0051
=0,00051
5)=0,745
=0,0745
=0,00745
6)=0,002
=0,0002
=0.00002
7)=0,0083
=0.00083
=0,000083
8) = 0,0001
=0,00001
=0.000001
9)= 0,0802
=0,00802
=0,000802
1|3(1|7+1|9)=2|23
1) 1|7 + 1|9 = 9|63 + 7|63 = 16|63
2)1|3 × 16|63 = 16|184 = 2|23
25:40*100%=62,5%
Ответ: выход муки 62,5%