Question

72/6-(12-4)      80/2/8+55    (42+28)-52/4      48/4+15*3    (75-27)*2-19    (30*3-13*6)/4

Answer 1

72/6-(12-4)= 12-8=6
80/2/8+55= 60
(42+28) - 52/4= 70-13=57
48/4+15*3= 12+45=57
(75-27)*2-19= 75
(30*3-13*6)/4=90-78/4=3