35+55= 91-37= 22-12= 18+32=
36-14= 47-30= 8+26= 38+47=
9×6= 4×4= 8×5= 4×9=
5×6= 7×4= 2×6= 7×8=
8×3-7= 6×4+27= 9×9-18= 7×8+7=