将一个分数拆成几个不同单位分数之和(1)由1/5=1/6+1/30,2/5+1/5+1/5=1/5+1/6+1/30,可得3/5=2/5+1/5=(1/5+1/6+1/30)+1/5=1/5+1/6+1/30+(1/10+1/10)=1/5+1/6+1/30+1/10+1/11+1/110同理2/3=1/3+1/3=1/3+( )+( );5/9=9分之1+2+3=1/3+1/9+( )+
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/28 05:35:20
![将一个分数拆成几个不同单位分数之和(1)由1/5=1/6+1/30,2/5+1/5+1/5=1/5+1/6+1/30,可得3/5=2/5+1/5=(1/5+1/6+1/30)+1/5=1/5+1/6+1/30+(1/10+1/10)=1/5+1/6+1/30+1/10+1/11+1/110同理2/3=1/3+1/3=1/3+( )+( );5/9=9分之1+2+3=1/3+1/9+( )+](/uploads/image/z/1798241-41-1.jpg?t=%E5%B0%86%E4%B8%80%E4%B8%AA%E5%88%86%E6%95%B0%E6%8B%86%E6%88%90%E5%87%A0%E4%B8%AA%E4%B8%8D%E5%90%8C%E5%8D%95%E4%BD%8D%E5%88%86%E6%95%B0%E4%B9%8B%E5%92%8C%EF%BC%881%EF%BC%89%E7%94%B11%2F5%3D1%2F6%2B1%2F30%2C2%2F5%2B1%2F5%2B1%2F5%3D1%2F5%2B1%2F6%2B1%2F30%2C%E5%8F%AF%E5%BE%973%2F5%3D2%2F5%2B1%2F5%3D%281%2F5%2B1%2F6%2B1%2F30%29%2B1%2F5%3D1%2F5%2B1%2F6%2B1%2F30%2B%281%2F10%2B1%2F10%29%3D1%2F5%2B1%2F6%2B1%2F30%2B1%2F10%2B1%2F11%2B1%2F110%E5%90%8C%E7%90%862%2F3%3D1%2F3%2B1%2F3%3D1%2F3%2B%28+%29%2B%28+%29%EF%BC%9B5%2F9%3D9%E5%88%86%E4%B9%8B1%2B2%2B3%3D1%2F3%2B1%2F9%2B%28+%29%2B)
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