问题 解答题
直接写出得数.
11
7
+
3
7
=
1-
6
11
=
0.32=1-
4
9
+
5
9
=
7
18
+
5
18
=
5-
3
4
=
7
9
-
4
9
=
0.75+
3
4
=
答案

11
7
+
3
7
=2,
1-
6
11
=
5
11
0.32=0.09,1-
4
9
+
5
9
=
10
9
7
18
+
5
18
=
2
3
5-
3
4
=4
1
4
7
9
-
4
9
=
1
3
0.75+
3
4
=1.5.

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