a)
(10x5+12:4) - (12x4+10:5)=.......
b)180x1x+15:3-24:3:2=.........
c) (4+3+5)x6-(63:7)+45=.......
d) (3x2)x5+(27:9)-18=..........
e)80-2x(4x5)+75=...........
f) 7x(6+9-3)-59+(18:9)=...........
g) 3025+568x17+16=...............
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