题目内容
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分析:先算除法,再算减法,最后算加法.
解答:解:
-
÷8+
,
=
-
+
,
=
+
,
=
.
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=
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=
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=
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点评:此题主要考查分数的四则混合运算的运算顺序,按照运算顺序求解,注意把结果化成最简分数.
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