小学奥数..急需解答!谢谢!
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:2024/07/13 06:54:36
小学奥数..急需解答!谢谢!
化简252525x252252/525525x525252
化简252525x252252/525525x525252
![小学奥数..急需解答!谢谢!](/uploads/image/z/10640568-48-8.jpg?t=%E5%B0%8F%E5%AD%A6%E5%A5%A5%E6%95%B0%EF%BC%8E%EF%BC%8E%E6%80%A5%E9%9C%80%E8%A7%A3%E7%AD%94%21%E8%B0%A2%E8%B0%A2%21)
分子=252525×252252
=25×10101×252×1001
分母=
=525×1001×52×10101
252525×252252/525525×525252
=25×10101×252×1001/525×1001×52×10101
=25×252/525×52
=3/13
=25×10101×252×1001
分母=
=525×1001×52×10101
252525×252252/525525×525252
=25×10101×252×1001/525×1001×52×10101
=25×252/525×52
=3/13