问题 解答题
计算:
3
10
×
2
9
=______;
7
24
×
8
21
=______;
5
8
=______;
4
65
×13=______;
3
4
×
8
9
=______;
3
16
×
2
3
=______;
13
23
×
7
26
=______;
2
25
×50=______.
答案

计算:

3
10
×
2
9
=
1
15
7
24
×
8
21
=
1
9
5
8
=4
3
8
4
65
×13=
4
5
3
4
×
8
9
=
2
3
3
16
×
2
3
=
1
8
13
23
×
7
26
=
7
46
2
25
×50=4.

单项选择题
单项选择题