◎ 题干
计算下面各题.
4
3
+
1
3
×13&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;
1
8
+
i
4
)×(1-
1
i
4
3
+
1
4
)÷
7
i
&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;
i
4
×z.i+z.i×2.23.
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“计算下面各题.43+13×13&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs大;&nbs…”主要考查了你对  【分数的简便算法】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。