12米比( )少20% ( )比16少40%
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![12米比( )少20% ( )比16少40%](/uploads/image/z/15216338-2-8.jpg?t=12%E7%B1%B3%E6%AF%94%EF%BC%88+%EF%BC%89%E5%B0%9120%25+%EF%BC%88+%EF%BC%89%E6%AF%9416%E5%B0%9140%25)
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12米比( )少20% ( )比16少40%
12米比( )少20% ( )比16少40%
12米比( )少20% ( )比16少40%
12米比( 15 )少20%
12÷(1-20%)
=12÷0.8
=15米
( 9.6 )比16少40%
16×(1-40%)
=16×60%
=9.6
12÷(1-20%)=15
16×(1-40%)=9.6
12米比( 15米)少20% ( 9.6 )比16少40%
祝你开心
12÷(1-0.2)=15米
16×(1-0.4)=9.6米
12米比( 15米 )少20% ( 9.6 )比16少40%
12÷(1-20%)=15
16×(1-40%)=9.6
12米比( 15米)少20% ( 9.6 )比16少40%
谢谢采纳~