试题:
计算:
11
12
+[1-(
1
6
+
3
8
)]×
1
4

答案:

我来补答
11
12
+[1-(
1
6
+
3
8
)]×
1
4

=
11
12
+(1-
13
24
1
4

=
11
12
+
11
24
×
1
4

=
11
12
+
11
96

=
33
32
 
 
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