————小学数学常识-

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查看11 | 回复0 | 2007-4-15 15:07:41 | 显示全部楼层 |阅读模式
奇数: 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,79,91,93,95,97,99偶数: 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98素数:1,2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,87,89,91,97合数:4,6,8,9,10,12,14,15,16,18,20,21,22,24,25,26,27,28,30,32,33,34,35,36,38,40,42,45,46,48,49,50,52,51,54,55,56,57,58,60,62,64,65,66,68,69,70,72,74,75,76,77,78,80,82,84,86,88,90,91,92,94,95,96,98,99
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