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一年级数学下册第1单元加与减一5跳伞表演习题精练（无答案）北师大版.doc

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1跳伞表演习题精练一、 在里填上“” 、 “”或“” 。1. 1148 12562. 123145 189113二、 解决问题。1. 小白兔拾了 14个贝壳，小松鼠拾了 5个贝壳，小白兔比小松鼠多拾了几个贝壳？2. 咪咪钓了 12条鱼，喵喵钓了 4条鱼。喵喵比咪咪少钓几条鱼？3. 苹果有 12个，梨有 5个，香蕉有 14个。（1）苹果比梨多多少个？（2）梨比香蕉少几个？

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