8.8*1.25+10.4*2.5的简便计算

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8.8*1.25+10.4*2.5的简便计算

8.8*1.25+10.4*2.5的简便计算
8.8*1.25+10.4*2.5的简便计算

8.8*1.25+10.4*2.5的简便计算
8.8*1.25+10.4*2.5
=8*1.25*1.1+(10+0.4)*2.5
=11+25+1
=37

8.8*1.25+10.4*2.5
=(8+0.8)*1.25+(10+0.4)*2.5
=8*1.25+0.8*1.25+10*2.5+0.4*2.5
=10+1+25+1=37

=(8+0.8)*1.25+(10+0.4)*2.5
=8*1.25+0.8*1.25+10*2.5+0.4*2.5
=10+1+25+1
=37