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直接写得数245-0.6=1720+0.6=12-514=345-147=114+2.7-1.23=6-115-3.8=8.4-(125+57)=115+0.8+45=

题目详情
直接写得数
2
4
5
-0.6=
1
7
20
+0.6=
1
2
-
5
14
=
3
4
5
-1
4
7
=
1
1
4
+2.7-1.23=
6-1
1
5
-3.8=
8.4-(1
2
5
+
5
7
)=
1
1
5
+0.8+
4
5
=

2
4
5
-0.6=
1
7
20
+0.6=
1
2
-
5
14
=
3
4
5
-1
4
7
=
1
1
4
+2.7-1.23=
6-1
1
5
-3.8=
8.4-(1
2
5
+
5
7
)=
1
1
5
+0.8+
4
5
=
2
4
5
-0.6=
1
7
20
+0.6=
1
2
-
5
14
=
3
4
5
-1
4
7
=
1
1
4
+2.7-1.23=
6-1
1
5
-3.8=
8.4-(1
2
5
+
5
7
)=
1
1
5
+0.8+
4
5
=
2
4
5
-0.6=
1
7
20
+0.6=
1
2
-
5
14
=
3
4
5
-1
4
7
=
2
4
5
-0.6=
4
5
-0.6=
4
5
4544551
7
20
+0.6=
7
20
+0.6=
7
20
720772020
1
2
-
5
14
=
1
2
-
5
14
=
1
2
121122
5
14
=
5
14
5145514143
4
5
-1
4
7
=
4
5
-1
4
7
=
4
5
454455
4
7
=
4
7
4744771
1
4
+2.7-1.23=
6-1
1
5
-3.8=
8.4-(1
2
5
+
5
7
)=
1
1
5
+0.8+
4
5
=
1
1
4
+2.7-1.23=
1
4
+2.7-1.23=
1
4
1411446-1
1
5
-3.8=
1
5
-3.8=
1
5
1511558.4-(1
2
5
+
5
7
)=
2
5
+
5
7
)=
2
5
252255
5
7
)=
5
7
5755771
1
5
+0.8+
4
5
=
1
5
+0.8+
4
5
=
1
5
151155
4
5
=
4
5
454455
▼优质解答
答案和解析

2
4
5
-0.6=2.2

1
7
20
+0.6=1.95

1
2
-
5
14
=
1
7

3
4
5
-1
4
7
=2
8
35
1
1
4
+2.7-1.23=2.72
6-1
1
5
-3.8=1
8.4-(1
2
5
+
5
7
)=6
2
7
1
1
5
+0.8+
4
5
=2.8

2
4
5
-0.6=2.2

1
7
20
+0.6=1.95

1
2
-
5
14
=
1
7

3
4
5
-1
4
7
=2
8
35
1
1
4
+2.7-1.23=2.72
6-1
1
5
-3.8=1
8.4-(1
2
5
+
5
7
)=6
2
7
1
1
5
+0.8+
4
5
=2.8

2
4
5
-0.6=2.2

1
7
20
+0.6=1.95

1
2
-
5
14
=
1
7

3
4
5
-1
4
7
=2
8
35

2
4
5
-0.6=2.2

2
4
5
-0.6=2.2
4
5
45444555-0.6=2.2
1
7
20
+0.6=1.95

1
7
20
+0.6=1.95
7
20
720777202020+0.6=1.95
1
2
-
5
14
=
1
7

1
2
-
5
14
=
1
7
1
2
12111222-
5
14
=
1
7
5
14
514555141414=
1
7
1
7
17111777
3
4
5
-1
4
7
=2
8
35

3
4
5
-1
4
7
=2
8
35
4
5
45444555-1
4
7
=2
8
35
4
7
47444777=2
8
35
2
8
35
8358883535351
1
4
+2.7-1.23=2.72
6-1
1
5
-3.8=1
8.4-(1
2
5
+
5
7
)=6
2
7
1
1
5
+0.8+
4
5
=2.8
1
1
4
+2.7-1.23=2.72
1
1
4
+2.7-1.23=2.72
1
4
14111444+2.7-1.23=2.726-1
1
5
-3.8=1
6-1
1
5
-3.8=1
1
5
15111555-3.8=18.4-(1
2
5
+
5
7
)=6
2
7
8.4-(1
2
5
+
5
7
)=6
2
7
2
5
25222555+
5
7
)=6
2
7
5
7
57555777)=6
2
7
6
2
7
272227771
1
5
+0.8+
4
5
=2.8
1
1
5
+0.8+
4
5
=2.8
1
5
15111555+0.8+
4
5
=2.8
4
5
45444555=2.8