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Uploaded by music668899 on Feb 4, 2010
希望這10個檔案, 可以幫助孩子打好:九九乘法的基礎!九九乘法正確的背法順序是: 2的倍數→5的倍數→4的倍數→8的倍數→3的倍數→6的倍數→9的倍數→7的倍數不是從: 2的倍數, 背到9的倍數!! 切記!! 切記!!
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太棒了!!非常感謝!!
miyiki0627 1 week ago
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太棒了!!非常感謝!!
miyiki0627 1 week ago