题目内容

直接写得数.
5
6
+
4
9
=
7
10
-
1
5
=
3
5
-
1
4
=
5-
1
4
=
1-
1
5
-
4
5
=
5÷0.001=2.5×4=
1
3
+
1
4
=
1
5
-
1
6
=
11
15
+
4
11
+
4
15
=
5
6
+
4
9
=
23
18
7
10
-
1
5
=
1
2
3
5
-
1
4
=
7
20
5-
1
4
=4.75,
1-
1
5
-
4
5
=0,
5÷0.001=5000,2.5×4=10,
1
3
+
1
4
=
7
12
1
5
-
1
6
=
1
30
11
15
+
4
11
+
4
15
=1
4
11
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