131313/272727+130130/270270+13001300/27002700=
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/28 21:47:26
131313/272727+130130/270270+13001300/27002700=
![131313/272727+130130/270270+13001300/27002700=](/uploads/image/z/20232410-50-0.jpg?t=131313%2F272727%2B130130%2F270270%2B13001300%2F27002700%3D)
13/9
再问: 可有过程
再答: =13*10101/9*30303+13*10010/9*30030+13*1000100/9*30030 =13/9
再问: 可有过程
再答: =13*10101/9*30303+13*10010/9*30030+13*1000100/9*30030 =13/9