问题 解答题
直接写出得数.
45×
3
5
=
7
12
×
3
14
=
1
2
+
2
5
=
9
14
×
14
15
×
5
9
=
5
6
×12=
4
11
×
11
4
=
3
4
-
1
8
=
7
12
+
5
12
=
答案

直接写出得数.

45×

3
5
=27;
7
12
×
3
14
=
1
8
1
2
+
2
5
=
9
10
9
14
×
14
15
×
5
9
=
1
3
5
6
×12=10;
4
11
×
11
4
=1;
3
4
-
1
8
=
5
8
7
12
+
5
12
=
5
12

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