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1
6
×
3
8
+
5
6
×
5
8
=(
1
6
+
5
6
)×(
3
8
+
5
8
)=1×1=1
×
×
分析:通过观察,此题应先算乘法,再算加法.因此,原题计算错误.
解答:解:
1
6
×
3
8
+
5
6
×
5
8

=
1
16
+
25
48

=
7
12

故答案为:×.
点评:此题主要考查了四则混合运算的运算顺序.
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