题目内容

1-
5
7
=
1
9
+
8
9
=
1
3
+
5
8
+
2
3
=
5
6
-
1
6
=
13
15
-
2
5
=
1
5
-
1
6
=
1
4
+
1
3
=
1-
1
10
-
7
10
=
3-2.8=2.21+1.79=25×8=420÷7÷6=
1-
5
7
=
2
7
1
9
+
8
9
=1
1
3
+
5
8
+
2
3
=1
5
8
5
6
-
1
6
=
2
3
13
15
-
2
5
=
7
15
1
5
-
1
6
=
1
30
1
4
+
1
3
=
7
12
1-
1
10
-
7
10
=
1
5
3-2.8=0.22.21+1.79=425×8=200420÷7÷6=10
故答案为:
2
7
,1,1
5
8
2
3
7
15
1
30
7
12
1
5
,0.2,4,200,10.
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网