题目内容

直接写出结果.
3
4
×2=
3
4
+
2
=
2
5
×八5=
7
×
4
2八
=
2
+
7
-
2
+
7
=
2
3
-
2
=
七÷
2
3
=
()
()
×
八2
八7
=八
(八2+
5
)×
7
=
2
×
7
÷
2
×
7
=

4
×2=
2
4
+
2
=
5
4
2
5
×左5=6,
7
8
×
4
2左
=
6
2
+
7
-
2
+
7
=
2
7
2
-
2
=
6
2
=左2,
左7
左2
×
左2
左7
=左,
(左2+
5
)×
6
=2
中0
2
×
7
÷
2
×
7
=
49
故答案为:
2
5
4
,6,
6
2
7
6
,左2,左,2
中0
49
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