问题 解答题
直接写出得数.
1
2
×
4
3
=
3
16
×
4
15
=
2.4×
1
4
=
16
25
×2.5=
5
8
×
2
5
=
1-
4
9
=
1
5
×5=
11
4
=
答案

1
2
×
4
3
=
2
3
3
16
×
4
15
=
1
20
2.4×
1
4
=0.6,
16
25
×2.5=
8
5
5
8
×
2
5
=
1
4
1-
4
9
=
5
9
1
5
×5=1,
11
4
=0.

判断题
单项选择题