hasil dari 2 3/4+1 2/3-1 5/6

2 3/4+1 2/3-1 5/6
=31/12=2 7/12

2 3/4 + 1 2/3 - 1 5/6
bilangan bulat disisihkan ( 2+1-1=2 )
3/4 + 2/3 - 5/6
=9/12 + 8/12 - 10/12
= 17/12 -10/12
= 7/12
=> 2 7/12