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

5 1/4 + 1 2/3 - 2 1/6
5 1/4=21/4 1 2/3 =5/3
2 1/6=13/6
21/4*3/3=63/12 5/3*4/4=20/12
13/6*2/2=26/12
63/12+20/12=83/12-26/12= 57/12