Решите примеры:
б)5-1 5/6
в)3 5/6+1,5-2 1/3

5 - 1 ( 5/6 ) = 4 ( 6/6 ) - 1 ( 5/6 ) = 3 ( 1/6 ) 
------------------------
3 ( 5/6 ) + 1,5 - 2 ( 1/3 ) = 3 ( 5/6 ) + 1 ( 1/2 ) - 2 ( 1/3 ) = 3 ( 5/6 ) + 1 ( 3/6 ) - 
- 2 ( 2/6 ) = 4 ( 8/6 ) - 2 ( 2/6 ) = 2 ( 6/6 ) = 3