问题 解答题
直接写得数.
1
2
÷3=
10÷
5
7
=
7
12
÷
7
4
=
7
6
×
7
15
=
3
2
÷
3
4
=
1
6
×
3
4
=
3
16
=
1-
4
5
=
答案

1
2
÷3=
1
6
; 10÷
5
7
=14;
7
12
÷
7
4
=
1
3
7
6
×
7
15
=
49
90

3
2
÷
3
4
=2;
1
6
×
3
4
=
1
8
; 4×
3
16
=
3
4
; 1-
4
5
=
1
5

单项选择题
单项选择题