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1、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,R五年级下册,练习十四,1.按要求涂色,再比较它们的大小。,=,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,2.下面每组中的两个分数是否相等?相等的在括号里画“”,不相等的画“”。,和 ( ),和 ( ),和 ( ),和 ( ),3.说出相等的分数。,、 ,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
2、元成才路,4.我们班 的同学参加舞蹈小组, 的同学参加书法小组,哪个小组的人数多?,因为 ,所以两个小组的人数相等。,5.下面哪些分数在直线上能用同一个点表示?把它们在直线上表示出来。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,6.填空。,2,2,20,3,7.把下面分数化成分母是10而大小不变的分数。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,8.涂色表示出与给定分数相等的分数。,2,6,2,8,9.在下面的括号里
3、填上适当的数。,6,12,20,21,6,10,10,27,6,1,9,48,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,所以两个班做练习用的时间一样长。,11.,“知识城堡”、“生活乐园”和“科学园地”版面一样大。“历史足迹和开心一刻一样大。”,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,12.,正确,因为,13.*一个分数的分母不变,分子乘3,这个分数的大小有什么变化?如果分子不变,分母除以5呢?,一个分数的分母不变,分子乘3,这个分数扩大3倍。如果分子不变,分母除以5,这个分数扩大5倍。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,声 明本文件仅用于个人学习、研究或欣赏,以及其他非商业性或非盈利性用途,但同时应遵守著作权法及其他相关法律的规定,不得侵犯本司及相关权利人的合法权利。除此以外,将本文件任何内容用于其他用途时,应获得授权,如发现未经授权用于商业或盈利用途将追加侵权者的法律责任。武汉天成贵龙文化传播有限公司湖北山河律师事务所,