307*36/7+393*(-36/7)
=-307*36/7-393*(36/7)
=-(307+393)*36/7
=-700*36/7=-3600
0-3+(-4/5)-|-2^2|-5/(-1/4)
=-3-4/5-4+20
=13-4/5
=12.2
28/7/3+0.65*8/13-2/7*28+5/13*0.65
=4/3+8*0.05-2*4+5*0.05
=-6.0167
307*36/7+393*(-36/7)
=-307*36/7-393*(36/7)
=-(307+393)*36/7
=-700*36/7=-3600
0-3+(-4/5)-|-2^2|-5/(-1/4)
=-3-4/5-4+20
=13-4/5
=12.2
28/7/3+0.65*8/13-2/7*28+5/13*0.65
=4/3+8*0.05-2*4+5*0.05
=-6.0167