计算下列各题(23+25)÷85(39+2627)×11349÷(56-12)47×512+37×5121-815×91636÷(45÷815).-数学

题目简介

计算下列各题(23+25)÷85(39+2627)×11349÷(56-12)47×512+37×5121-815×91636÷(45÷815).-数学

题目详情

计算下列各题
(
2
3
+
2
5
8
5
(39+
26
27
1
13
4
9
÷(
5
6
-
1
2
)
4
7
×
5
12
+
3
7
×
5
12
1-
8
15
×
9
16
36÷(
4
5
÷
8
15
)
题型:解答题难度:中档来源:不详

答案

(1)(class="stub"2
3
+class="stub"2
5
÷class="stub"8
5

=class="stub"16
15
÷class="stub"8
5

=class="stub"2
3


(2)(39+class="stub"26
27
)×class="stub"1
13

=39×class="stub"1
13
+class="stub"26
27
×class="stub"1
13

=3+class="stub"2
27

=3class="stub"2
27


(3)class="stub"4
9
÷(class="stub"5
6
-class="stub"1
2

=class="stub"4
9
÷class="stub"1
3

=1class="stub"1
3


(4)class="stub"4
7
×class="stub"5
12
+class="stub"3
7
×
class="stub"5
12

=(class="stub"4
7
+class="stub"3
7
)×class="stub"5
12

=1×class="stub"5
12

=class="stub"5
12


(5)1-class="stub"8
15
×class="stub"9
16

=1-class="stub"3
10

=class="stub"7
10


(6)36÷(class="stub"4
5
÷class="stub"8
15
)

=36÷class="stub"4
5
×class="stub"8
15

=45×class="stub"8
15

=24.

更多内容推荐