CASIO -GT K C2 EXCH ]4560i记 JE-12E F CUT 5/4 432100 TAX RATE TAX- TAX+ MODE SET M/EX % GT C4 c3 c2 C1 MC MR M- M+ 7 8 9 X C 4 5 6 ON AC 1 2 3 + 0 00