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趣味数学：遇到折扣问题，别慌，巧妙计算房子原标价是多少万元
本节的内容主要讲述的是小学趣味数学（多为思维训练的题目），可以尝试让孩子做一做，很有挑战意义；本节涉及的是 应用题②：这套房子原标价是多少万元
小学趣味数学：奥数精炼，让孩子打开思维，爱上数学学习221/373
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