善良的枯叶蝶
幼苗
共回答了16个问题采纳率:87.5% 举报
(100+47.23+47.34)×(47.23+47.34+47.56)-(100+47.23+47.34+47.56)×(47.23+47.34)
=(100+47.23+47.34)×(47.23+47.34)+(100+47.23+47.34)×(47.56)-(100+47.23+47.34)×(47.23+47.34)-(47.56)×(47.23+47.34)
=(100+47.23+47.34)×(47.56)-(47.56)×(47.23+47.34)
=(100+47.23+47.34-(47.23+47.34))×(47.56)
=100×(47.56)
=4756
1年前
6