Resposta:
12+4/3-25=
12+1,33-25=
13,33-25=
-11,67
2/3.5/4+1/2=
0,66.1,25+0,5=
0,825+0,5=
1,325
(+2.)(-5/4):(8/5)=
+2.-1,25:1,6=
+2.-0,78125=
-1,5625
