Question

como faco esta exp num com resultado 28.
39-{19-4×[30-(9+3)×2):3}

Answer 1

28.39-{19-4.[30-(12).2]/3}
28.39-{19-4.[30-24]/3}
28.39-{19-4.6/3}
28.39-{19-4.2}
28.39-{19-8}
28.39-11
1092 -11 = 1081                  ok