题目内容

计算下面各题(能简算的要简算).
2
3
+24×(
7
8
-
5
8
)(
1
4
+
5
6
-
1
3
)÷
1
12
17
24
×
3
4
+
17
24
÷4.
(1)
2
3
+24×(
7
8
-
5
8

=
2
3
+24×
1
4

=
2
3
+6
=6
2
3


(2)(
1
4
+
5
6
-
1
3
)÷
1
12

=(
1
4
+
5
6
-
1
3
)×12
=
1
4
×12+
5
6
×12-
1
3
×12
=3+10-4
=9

(3)
17
24
×
3
4
+
17
24
÷4
=
17
24
×
3
4
+
17
24
×
1
4

=
17
24
×(
3
4
+
1
4

=
17
24
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