0也是偶数。
自然数 偶数 奇数
这些数是奇数还是偶数?
39 (奇数)
46 (偶数) 23 (奇数) 54 (偶数)
18(偶数) 75(奇数) 33(奇数)
96(偶数)
只要个位上是0、2、 4、6、8的数,就是 偶数。
偶数都是双数, 奇数都是单数,
单号入口
√ 双号入口
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