我会算.211+311+4111-115-41517+27+473139-1739-113916+56+161-18-38.-数学

题目简介

我会算.211+311+4111-115-41517+27+473139-1739-113916+56+161-18-38.-数学

题目详情

我会算.
2
11
+
3
11
+
4
11
1-
1
15
-
4
15
1
7
+
2
7
+
4
7
31
39
-
17
39
-
11
39
1
6
+
5
6
+
1
6
1-
1
8
-
3
8
题型:解答题难度:中档来源:不详

答案

class="stub"2
11
+class="stub"3
11
+class="stub"4
11
=class="stub"9
11
1-class="stub"1
15
-class="stub"4
15
=class="stub"2
3
class="stub"1
7
+class="stub"2
7
+class="stub"4
7
=1,
class="stub"31
39
-class="stub"17
39
-class="stub"11
39
=class="stub"1
13
class="stub"1
6
+class="stub"5
6
+class="stub"1
6
=class="stub"7
6
1-class="stub"1
8
-class="stub"3
8
=class="stub"1
2

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