1_5的认识和加减法《1_5的认识》同步作业新人教版.doc

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115 的认识一、写一写。二、按顺序填数。三、数一数、比一比。2参考答案:一、5 3 2 4二、4 3 10 1 4三、5 4 542 3 23

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