问题 解答题
直接写出得数.
2
3
=
8
11
÷2=
4
5
×4=
1.25×8=2.5×4=
1
2
-
1
2
×
1
2
=
4
7
÷
8
11
=
1
9
=
2
7
×3=
12×
7
8
=
9
25
×
5
3
=
3
5
÷9=
答案

2
3
=
3
2
8
11
÷2=
4
11
4
5
×4=
16
5
1.25×8=10,2.5×4=10,
1
2
-
1
2
×
1
2
=
1
4
4
7
÷
8
11
=
11
14
1
9
=81,
2
7
×3=
6
7
12×
7
8
=
21
2
9
25
×
5
3
=
3
5
3
5
÷9=
1
15

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