问题 解答题
直接写得数.
1
2
×
6
5
=
1
2
×
4
5
=
1
6
÷8
=
3
5
×
2
3
=
2
3
×5÷
2
3
=
3
5
÷
2
5
=
3
4
÷
1
2
÷
2
7
=
2
3
÷
2
3
=
答案

1
2
×
6
5
=
3
10
1
2
×
4
5
=
2
5
1
6
÷8
=
1
48
3
5
×
2
3
=
2
5
2
3
×5÷
2
3
=5
3
5
÷
2
5
=
15
2
3
4
÷
1
2
÷
2
7
=
21
4
2
3
÷
2
3
=9

单项选择题 A1型题
单项选择题