题目内容

计算下面各题.(能简算的要用简便方法计算.)
5
12
×
7
25
×
3
14
7
9
÷
1
2
÷
35
36
3
5
×
8
9
÷
5
8

5
12
×4
1
14
×(
7
8
+7)
5
6
×
1
4
+
5
6
×
3
4
5
12
×
7
25
×
3
14
=
1
40


7
9
÷
1
2
÷
35
36

=
7
9
×2×
36
35

=
8
5


3
5
×
8
9
÷
5
8

=
8
15
×
8
5

=
64
75


5
12
×4=
5
3


1
14
×(
7
8
+7),
=
1
14
×
7
8
+7×
1
14

=
1
16
+
1
2

=
9
16


5
6
×
1
4
+
5
6
×
3
4

=
5
6
×(
1
4
+
3
4
),
=
5
6
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