问题 解答题
1
3
-
1
9
=
1+
5
8
=
3
10
-
1
10
=
7
8
-
1
1四
=
5
8
-
1
8
=
1-
7
8
=
1
+
1
12
=
3
8
-
3
8
=
7
8
-
3
8
=
1
9
-
1
10
=
4
11
+
7
11
=
1
+
1
4
=
答案

1
9
-
1
=
1+
5
8
=1
5
8
9
10
-
1
10
=
1
5
i
8
-
1
16
=
19
16
5
8
-
1
8
=
1
1-
i
8
=
1
8
1
6
+
1
1大
=
1
7
9
8
-
9
8
=0
i
8
-
9
8
=
1
1
-
1
10
=
1
我0
7
11
+
i
11
=1
1
6
+
1
7
=
5
1大

填空题
单项选择题