23+13×3435×(17+821÷23)20052006×2007(58+127)×8+192716÷[1÷(35-310)].-数学

题目简介

23+13×3435×(17+821÷23)20052006×2007(58+127)×8+192716÷[1÷(35-310)].-数学

题目详情

2
3
+
1
3
×
3
4
3
5
×(
1
7
+
8
21
÷
2
3
2005
2006
×2007
5
8
+
1
27
)×8+
19
27
1
6
÷[1÷(
3
5
-
3
10
)].
题型:解答题难度:中档来源:不详

答案

(1)class="stub"2
3
+class="stub"1
3
×class="stub"3
4

=class="stub"2
3
+class="stub"1
4

=class="stub"11
12


(2)class="stub"3
5
×(class="stub"1
7
+class="stub"8
21
÷class="stub"2
3
),
=class="stub"3
5
×(class="stub"1
7
+class="stub"4
7
),
=class="stub"3
5
×class="stub"5
7

=class="stub"3
7


(3)class="stub"2005
2006
×2007,
=class="stub"2005
2006
×(2006+1),
=class="stub"2005
2006
×2006+class="stub"2005
2006
×1,
=2005+class="stub"2005
2006

=2005class="stub"2005
2006


(4)(class="stub"5
8
+class="stub"1
27
)×8+class="stub"19
27

=class="stub"5
8
×8+class="stub"1
27
×8+class="stub"19
27

=5+class="stub"8
27
+class="stub"19
27

=5+(class="stub"8
27
+class="stub"19
27
),
=5+1,
=6;

(5)class="stub"1
6
÷[1÷(class="stub"3
5
-class="stub"3
10
)],
=class="stub"1
6
÷[1÷class="stub"3
10
],
=class="stub"1
6
×class="stub"3
10

=class="stub"1
20

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