分数的意义Р分数的意义Р张齐华Р把看成“1”Р2个“1”是2Р4个“1”是4Р把看着单位“1”Р5个“1”是5Р把看着单位“1”Р6个“1”是6Р1米Р单位“1”Р一个物体Р一个计量单位Р一些物体Р把看着单位“1”Р··· 5Р················ 3Р···························· 1Р·························Р把看着单位“1”Р······( )Р····························( )Р····························( )Р把看着单位“1”Р1米Р······( )Р······························( )Р······························( )Р把看着单位“1”Р··················( )Р···( )Р···················( )
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