(5 1/8 - 2 1/4) + (3 7/16 - 9/8)=
=(41/8-18/8)+(2 23/16 - 18/16)=
=23/8 + 2 5/16= 2 14/16 + 2 5/16= 4 19/16= 5 3/16
(5 1/8 - 2 1/4) + ( 3 7/16 - 9/8 ) = 4 19/16 = 5 3/16
1) 5 1/8 - 2 1/4 ) = 4 9/8 - 2 2/8 = 2 7/8
2) 3 7/16 - 9/8) =2 23/16- 18/16 = 2 5/16
3) 2 7/8 + 2 5/16 = 4 19/16 = 5 3/16
