问题 解答题
直接写出得数:
2
7
×2=
3
5
×1=
3
4
×
1
3
=
12×
3
4
=
2
3
3=
5
28
×7=
4
5
×
4
7
=
5-
3
7
=
7
24
×
3
14
=
1
6
+
5
6
×
1
5
=
答案

2
7
×2=
4
7
3
5
×1=
3
5
3
4
×
1
3
=
1
4
12×
3
4
=9
2
3
3=
8
27
5
28
×7=
5
4
4
5
×
4
7
=
16
35
5-
3
7
=4
4
7
7
24
×
3
14
=
1
16
1
6
+
5
6
×
1
5
=
1
3

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