能简算的要简算2+815×91636×49÷8110.75×919÷34[2-(2-25)]×5858÷34-38×45(0.8+1125)×54.-数学

题目简介

能简算的要简算2+815×91636×49÷8110.75×919÷34[2-(2-25)]×5858÷34-38×45(0.8+1125)×54.-数学

题目详情

能简算的要简算
2+
8
15
×
9
16
36×
4
9
÷
8
11
0.75×
9
19
÷
3
4
[2-(2-
2
5
)]×
5
8
5
8
÷
3
4
-
3
8
×
4
5
(0.8+
1
125
)×
5
4
题型:解答题难度:中档来源:不详

答案

(1)2+class="stub"8
15
×class="stub"9
16

=2+class="stub"3
10

=2class="stub"3
10


(2)36×class="stub"4
9
÷class="stub"8
11

=16×class="stub"11
8

=22;

(3)0.75×class="stub"9
19
÷class="stub"3
4

=0.75÷class="stub"3
4
×class="stub"9
19

=1×class="stub"9
19

=class="stub"9
19


(4)[2-(2-class="stub"2
5
)]×class="stub"5
8

=[2-1class="stub"3
5
class="stub"5
8

=class="stub"2
5
×class="stub"5
8

=class="stub"1
4


(5)class="stub"5
8
÷class="stub"3
4
-class="stub"3
8
×class="stub"4
5

=class="stub"5
6
-class="stub"3
10

=class="stub"8
15


(6)(0.8+class="stub"1
125
)×class="stub"5
4

=class="stub"4
5
×class="stub"5
4
+class="stub"1
125
×class="stub"5
4

=1+class="stub"1
100

=1class="stub"1
100

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