请计算 99999X22222+33333X33334的值()A.3333400000B.3333300000C.3333200000D.33...

作者: rantiku 人气: - 评论: 0
问题 请计算 99999X22222+33333X33334的值()
选项 A.3333400000 B.3333300000 C.3333200000 D.3333100000
答案 B
解析 多维解题法一:99999X22222+33333X33334=33333X(22222X3+33334)=33333X100000=3333300000。多维解题法二:原计算式中99999与33333均为3的倍数,故最终结果一定是3的倍数。只有B项符合。

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