52-14+7•2=?
30+22-24:3=?
18:6+43-27=?

52-14+7*2=52 7*2=14 52-14=38 38+14=52; 30+22-24:3=44 24:3=8 30+22=52 52-8=44; 18:6+43-27=19 18:6=3 3+43=46 46-27=19