
2个回答
展开全部
38+38×124-35×25的简便计算
38+38×124-35×25
=38+38*124-38*25+3*25
=38*(1+124-25)+75
=3800+75
=3875
38+38×124-35×25
=38+38*124-38*25+3*25
=38*(1+124-25)+75
=3800+75
=3875
2016-04-26
展开全部
38+38×124-35×25的简便计算
=38x125-35x25
=35x125-35x25+3x125
=35x(125-25)+3x125
=35x100+375
=3500+375
=3875
=38x125-35x25
=35x125-35x25+3x125
=35x(125-25)+3x125
=35x100+375
=3500+375
=3875
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