某只股票,周二收盘股价比周一收盘价跌了8%，周三收盘价又跌了5%。和周一收盘价相比跌幅是百分之几

Question

如题所述

Answer 1

周三收盘价比周一收盘跌了12.6%

Answer 2

1-(1-8%)*(1-5%)=12.6%