问题 解答题
直接写出得数
2
3
×
1
4
=
8
9
÷4=
7-
1
7
=
1.2×
5
6
=
3
5
×
2
3
=
2
9
÷
4
3
=
1
2
÷2=
18÷
9
10
=
答案

2
3
×
1
4
=
1
6
8
9
÷4=
2
9
7-
1
7
=6
6
7
1.2×
5
6
=1,
3
5
×
2
3
=
2
5
2
9
÷
4
3
=
1
6
1
2
÷2=
1
4
18÷
9
10
=20.

单项选择题
单项选择题