5.4*1.25+1.25/3.2-0.6*1.25
=1.25(5.4+3.2-0.6)
=1.25*8
=10
五点四乘一点二五加一点二五传三点二减零点六乘一点二五用简便远算
五点四乘一点二五加一点二五传三点二减零点六乘一点二五用简便远算
数学人气：786 ℃时间：2019-09-29 06:14:25
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