问题 解答题
1
2
+
1
4
=
18×
5
6
=
1
3
-
1
6
=
12÷
3
4
=
7
15
×
5
7
=
5
8
÷10=
1-
5
7
=
3
4
×
8
9
=
3
5
+
7
5
=
3
5
÷
3
10
=
答案

1
2
+
1
4
=
3
4
18×
5
6
=15,
1
3
-
1
6
=
1
6
12÷
3
4
=16,
7
15
×
5
7
=
1
3
5
8
÷10=
1
16
1-
5
7
=
2
7
3
4
×
8
9
=
2
3
3
5
+
7
5
=2,
3
5
÷
3
10
=2.

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