问题 解答题
直接写出下面各题得数.
15×
1
5
=
1
3
-
1
6
=
1
9
+
1
8
=
1
4
×25%=
1
7
=
3
5
÷
9
10
=
5
9
÷10=
2
9
×
3
8
=
5
6
÷
5
6
=
1
15
÷
2
5
×
6
13
=
答案

15×
1
5
=3
1
3
-
1
6
=
1
3
1
9
+
1
8
=
17
72
1
4
×25%=
1
16
1
7
=49
3
5
÷
9
10
=
2
3
5
9
÷10=
1
18
2
9
×
3
8
=
1
12
5
6
÷
5
6
=
36
25
1
15
÷
2
5
×
6
13
=
1
13

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