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小学数学思维：第一天看28页,第二天看全书的1/5，这本书共多少页
精讲小学数学思维题：小兰看一本书,第一天看了28页,第二天看了全书的1/5,两天共看了全书的3/8,这本书共有多少页？
小学数学思维题183/239
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