问题 填空题
计算:
2
7
×
1
5
=______;
5
8
÷
2
5
=______;3
1
3
×2
1
4
÷
6
7
=______.
答案

2
7
×
1
5
=
2×1
7×5
=
2
35

5
8
÷
2
5
=
5
8
×
5
2
=
25
16

3

1
3
×2
1
4
÷
6
7

=

10
3
×
9
4
×
7
6

=

35
4

故答案为:

2
35
25
16
35
4

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