计算.1378×116+618÷16135÷835×914÷637223÷[(327-1.5)×1.12]+23(623-3.75)÷(416+7.5)×0.02.-数学

题目简介

计算.1378×116+618÷16135÷835×914÷637223÷[(327-1.5)×1.12]+23(623-3.75)÷(416+7.5)×0.02.-数学

题目详情

计算.
13
7
8
×
1
16
+6
1
8
÷16
1
3
5
÷
8
35
×
9
14
÷6
3
7

2
2
3
÷[(3
2
7
-1.5)×1.12]+
2
3

(6
2
3
-3.75)÷(4
1
6
+7.5)×0.02.
题型:解答题难度:中档来源:不详

答案

(1)13class="stub"7
8
×class="stub"1
16
+6class="stub"1
8
÷16,
=13class="stub"7
8
×class="stub"1
16
+6class="stub"1
8
×class="stub"1
16

=(13class="stub"7
8
+6class="stub"1
8
)×class="stub"1
16

=20×class="stub"1
16

=1class="stub"1
4

(2)1class="stub"3
5
÷class="stub"8
35
×class="stub"9
14
÷6class="stub"3
7

=class="stub"8
5
×class="stub"35
8
×class="stub"9
14
×class="stub"7
45

=class="stub"7
10

(3)2class="stub"2
3
÷[(3class="stub"2
7
-1.5)×1.12]+class="stub"2
3

=2class="stub"2
3
÷(class="stub"25
14
×1.12)+class="stub"2
3

=2class="stub"2
3
÷(class="stub"25
14
×class="stub"28
25
)+class="stub"2
3

=2class="stub"2
3
÷2+class="stub"2
3

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

=2;
(4)(6class="stub"2
3
-3.75)÷(4class="stub"1
6
+7.5)×0.02,
=(6class="stub"2
3
-3class="stub"3
4
)÷(4class="stub"1
6
+7class="stub"1
2
)×0.02,
=class="stub"35
12
÷class="stub"70
6
×0.02,
=class="stub"1
4
×0.02,
=0.005.

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