Question

83-27+18= 72-54:9•4= 40+24:8+28= 83-(27+18)= (72-54):9•4= (40+24):8+28= 28:(7-1•3)=

Answer 1

83 - 27 + 18 = 74
72 - 54 : 9 * 4 = 48
40 + 24 : 8 + 28 = 71
83 - (27 + 18) = 38
(72 - 54) : 9 * 4 = 8
(40 + 24) : 8 + 28 = 36
28 : (7 - 1 * 3) = 7