2942+2756+4172+8599+107143+177182.-数学

题目简介

2942+2756+4172+8599+107143+177182.-数学

题目详情

29
42
+
27
56
+
41
72
+
85
99
+
107
143
+
177
182
题型:解答题难度:中档来源:不详

答案

class="stub"29
42
+class="stub"27
56
+class="stub"41
72
+class="stub"85
99
+class="stub"107
143
+class="stub"177
182

=(class="stub"29
6
-class="stub"29
7
)+(class="stub"27
7
-class="stub"27
8
)+(class="stub"41
8
-class="stub"41
9
)+(class="stub"42.5
9
-class="stub"42.5
11
)+(class="stub"53.5
11
-class="stub"53.5
13
)+(class="stub"177
13
-class="stub"177
14
),
=(4class="stub"5
6
-4class="stub"1
7
)+(3class="stub"6
7
-3class="stub"3
8
)+(4class="stub"9
8
-4class="stub"5
9
)+(3class="stub"15.5
9
-3class="stub"9.5
11
)+(4class="stub"9.5
11
-4class="stub"1.5
13
)+(12class="stub"21
13
-12class="stub"9
14
),
=class="stub"5
6
-class="stub"1
7
+class="stub"6
7
-class="stub"3
8
+class="stub"9
8
-class="stub"5
9
+class="stub"15.5
9
-class="stub"9.5
11
+class="stub"9.5
11
-class="stub"1.5
13
+class="stub"21
13
-class="stub"9
14

=class="stub"5
6
+class="stub"5
7
+class="stub"3
4
+class="stub"10.5
9
+class="stub"19.5
13
-class="stub"9
14

=class="stub"5
6
+(class="stub"10
14
-class="stub"9
14
)+class="stub"3
4
+class="stub"7
6
+class="stub"3
2

=(class="stub"5
6
+class="stub"7
6
)+class="stub"1
14
+(class="stub"3
4
+class="stub"7
6
+class="stub"3
2

=2+class="stub"1
14
+class="stub"41
12

=5class="stub"1
2

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