四年级上册数学知识与能力训练26页怎么做啊
四年级上册数学知识与能力训练26页怎么做啊
急急急急急急急急急急!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
急急急急急急急急急急!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
数学人气:124 ℃时间:2019-12-20 00:36:27
优质解答
推理,先用27X4=108,108X25=2700,2700除以27=100,100除以4等于25.27X4X25=27X(4X25)
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