计算：-F+[2c/e4P;z-T0T-j;T
28÷3×54×15÷54÷14-F+[2c/e4P;z-T0T-j;T
算式：提示*{,^'{6f2w4`3}-F+[2c/e4P;z-T0T-j;T
=)?3@'Y,O0|4m,L:^-F+[2c/e4P;z-T0T-j;T