问题 解答题
15
10
11
÷5
=
4
1
7
×6
=
6-1
3
7
=
4
1
2
-
1
2
×
1
4
=
1÷3
5
6
=
3
11
×
6
7
=
4
9
÷9
=
5
1
5
÷
5
8
×0
=
2
3
×
1
2
=
1
5
-
1
5
÷2
=
4.5-
1
4
+
3
4
=
3
4
÷0.15
=
答案

15
10
11
÷5
=3
2
11
4
1
7
×6
=24
6
7
6-1
3
7
=4
4
7
4
1
2
-
1
2
×
1
4
=4
3
8
1÷3
5
6
=
6
23
3
11
×
6
7
=
18
77
4
9
÷9
=
4
81
5
1
5
÷
5
8
×0
=0
2
3
×
1
2
=
1
3
1
5
-
1
5
÷2
=
1
10
4.5-
1
4
+
3
4
=5
3
4
÷0.15
=5

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