数量+资料 整体讲义 链接: https://pan.baidu.com/s/1X8L-AgX1iBUEMED5abYGNQ?pwd=yz66 提取码: yz66 加法速算技巧 手脑速算教程入门1-5减法 速算技巧公式 速算小技巧乘法五年级 速算加法教程 速算技巧凑整法 适用于任何乘法算式的速算方法 24点速算100道必考题 一百以内加减法速算方法讲解 二十以内不进位加法速算技巧 5速算技巧之估算法
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我来说两句