题目内容

能简算的要简便计算.
6-
3
11
-
8
11
11
14
-
3
5
+
3
14
-
2
5
3
4
-(
2
5
-
1
4
5
9
-(
2
9
+
1
6
(1)6-
3
11
-
8
11

=6-(
3
11
+
8
11
),
=6-1,
=5;

(2)
11
14
-
3
5
+
3
14
-
2
5

=(
11
14
+
3
14
)-(
3
5
+
2
5
),
=1-1,
=0;

(3)
3
4
-(
2
5
-
1
4
),
=
3
4
-
2
5
+
1
4

=
3
4
+
1
4
-
2
5

=1-
2
5

=
3
5


(4)
5
9
-(
2
9
+
1
6
),
=
5
9
-
2
9
-
1
6

=
1
3
-
1
6

=
1
6
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