问题 解答题
直接写出得数.
1
3
=
5
8
×
2
5
=
1-
4
9
=
1
5
÷5=
6
7
÷
6
7
=
11
4
=
9
10
÷
1
5
=
6+
3
8
=
1
2
×
4
3
=
8
9
÷
2
3
=
3
16
×
4
15
=
13
19
÷
39
38
=
答案

1
3
=9
5
8
×
2
5
=
1
4
1-
4
9
=
5
9
1
5
÷5=
1
25
6
7
÷
6
7
=1
11
4
=0
9
10
÷
1
5
=4
1
2
6+
3
8
=6
3
8
1
2
×
4
3
=
2
3
8
9
÷
2
3
=1
1
3
3
16
×
4
15
=
1
20
13
19
÷
39
38
=
2
3

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