236+189+308=733
(200-30)*5=850
300+90:3=330
50*4+90*3=470
70*3+80:10=218
27:(9*3)=1
68:2:2=17
(200-30)×5=850
50×4+90×3=470
70×3+80:10=218
27:(9×3)=1
236+189+308=733
(200-30)*5=850
300+90:3=330
50*4+90*3=470
70*3+80:10=218
27:(9*3)=1
68:2:2=17
236+189+308=733
(200-30)×5=850
300+90:3=330
50×4+90×3=470
70×3+80:10=218
27:(9×3)=1
68:2:2=17