问题 解答题
直接写出得数
5
7
×3=
4
5
×
3
4
=
1
2
-0.25=
72×
4
8
=
8
15
÷
4
5
=
5
6
÷
5
48
=
36÷
9
8
=
3
5
÷
9
10
=
答案

5
7
×3=
15
7
4
5
×
3
4
=
3
5
1
2
-0.25=0.25,
72×
4
8
=36,
8
15
÷
4
5
=
2
3
5
6
÷
5
48
=8,
36÷
9
8
=32,
3
5
÷
9
10
=
2
3

单项选择题 A1型题
名词解释