1)11/8-13/4= -15/8= -1 7/8
2)-((2+1))+(14/5+19/45)= -(3+61/45)= -(3+1 16/45)= -(4+16/45)= -4 16/45
3)-19/6+5/4= -23/12= -1 11/12
1)11/8-13/4= -15/8= -1 7/8
2)-((2+1))+(14/5+19/45)= -(3+61/45)= -(3+1 16/45)= -(4+16/45)= -4 16/45
3)-19/6+5/4= -23/12= -1 11/12