如题所述
ç®ä¾¿è¿ç®äºåä¸ç¹å
ä¹ä»¥ä¹åä¹
äºåä¸ç¹å ä¹ä»¥ä¹åä¹
=21.6*(100-1)
=21.6*100-21.6
=2160-21.6
=2138.4
äºåä¸ç¹å ä¹ä»¥ä¹åä¹
=21.6*(100-1)
=21.6*100-21.6
=2160-21.6
=2138.4
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第1个回答 2016-04-24
21.6*99
=21.6*(100-1)
=21.6*100-21.6
=2160-21.6
=2138.4追答
=21.6*(100-1)
=21.6*100-21.6
=2160-21.6
=2138.4追答
求采纳
第2个回答 2016-04-24
21.6×99
=21.6×(100-1)
=21.6×100-21.6
=2160-21.6
=2138.4
=21.6×(100-1)
=21.6×100-21.6
=2160-21.6
=2138.4
第3个回答 2016-04-24
=21.6*(100-1)
=21.6*100-21.6
=2160-21.6
=2138.4
=21.6*100-21.6
=2160-21.6
=2138.4