46+=64
39+=84
98+=155
-28=82
-49=67
-37=144
99-=47
185-=45
192-=164
26+58=
41+63=
122+133=
3×9=
4×6=
6×8=

-33=122-87
23+33+43+53=
98-35=+31
27+31+42-100=
48++68=174
86+21-39-57=
48+-97=48
200-46-66-76=