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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,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,练习二,R,五年级下册,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,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,1.,把中间符合条件的数填入相应的热气球里。,1,2,3,4,6,9,12,36,18,1,2,3,4,5,6,10,12,15,20,30,60,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,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.,(,1,)写出下面各数的因数。,10 17 28 32 48,10,的因数有:,1,,,2,,,5,,,10,17,的因数有:,1,,,17,28,的因数有:,1,,,2,,,4,,,7,,,14,,,28,32,的因数有:,1,,,2,,,4,,,8,,,16,,,32,48,的因数有:,1,,,2,,,4,,,6,,,8,,,12,,,24,,,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,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.,(,2,)写出下面各数的倍数(各写,5,个)。,4 7 10 6 9,4,的倍数有:,4,8,12,16,20,7,的倍数有:,7,14,21,28,35,10,的倍数有:,10,20,30,40,50,6,的倍数有:,6,12,18,24,30,9,的倍数有:,9,18,27,36,45,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,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,3.,把是,5,的倍数的星星涂上黄色。,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,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,4.,15,的因数有哪些?,15,是哪些数的倍数?,15,的因数有:,1,3,5,15,;,15,是,1,3,5,15,的倍数。,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,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,5.,下面的说法正确吗?正确的画“”,错误的画“,”。,(,1,),1,是,1,,,2,,,3,,,的因数。,(,2,),8,的倍数只有,16,,,24,,,32,,,40,,,48,。,(,3,),369=4,,所以,36,是,9,的倍数。,(,4,),5.7,是,3,的倍数。,(),(),(),(),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,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。,1,的因数有()个,,7,的因数有()个,,10,的因数有()个。,1,2,4,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,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,7.,猜数游戏。,18,1,42,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,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.,一个数是,42,的因数,同时也是,3,的倍数,这个数可能是多少?,这个数可能是:,3,6,21,42,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,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,是,是,我发现:两个数分别是同一个数的倍数,这两个数的和也是这个数的倍数。,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,
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