2又7/8+(-2又12/7)+5又5/3+(-1又7/8)+2又5/2+(-3又12/1)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/31 08:48:12
![2又7/8+(-2又12/7)+5又5/3+(-1又7/8)+2又5/2+(-3又12/1)](/uploads/image/z/12121893-45-3.jpg?t=2%E5%8F%887%EF%BC%8F8%2B%EF%BC%88%EF%BC%8D2%E5%8F%8812%EF%BC%8F7%EF%BC%89%2B5%E5%8F%885%EF%BC%8F3%2B%EF%BC%88%EF%BC%8D1%E5%8F%887%EF%BC%8F8%EF%BC%89%2B2%E5%8F%885%EF%BC%8F2%2B%EF%BC%88%EF%BC%8D3%E5%8F%8812%EF%BC%8F1%EF%BC%89)
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2又7/8+(-2又12/7)+5又5/3+(-1又7/8)+2又5/2+(-3又12/1)
2又7/8+(-2又12/7)+5又5/3+(-1又7/8)+2又5/2+(-3又12/1)
2又7/8+(-2又12/7)+5又5/3+(-1又7/8)+2又5/2+(-3又12/1)