2960 902800:305=2960
305
-------
1480
888
-------------
902800
12 + 1 = 13
1 + 12 = 13
13 - 1 = 12
13 - 12 = 1
11 + 2 = 13
2 + 11 = 13
13 - 2 = 11
13 - 11 = 2
тоже самое с : 10 + 3, 9 + 4, 8 + 5, 7 + 6.
1,583, 1,513, 1,451, 1,407, 1,045
Знаменник
2/(-8)=-1/4
в1=-8/(-1/4)=-8*(-4)=32