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ile:幼小衔接4：数学 （44页）.pdf file:10以内加减法（54页）.pdf file:20以内不进位、不退位加减法(48页).pdf file:幼小衔接数学2.pdf file:幼儿阿拉伯数字描红(0-100)打印版(1).doc file:30页数字描红.pdf file:0-9彩色 3页.pdf file:红底黑字描红 11页.pdf