递等式计算.1224÷36×25-758132.5-18÷7.5+7.612-27+17÷15[34-(716-14)]×89.-数学

题目简介

递等式计算.1224÷36×25-758132.5-18÷7.5+7.612-27+17÷15[34-(716-14)]×89.-数学

题目详情

递等式计算.
1224÷36×25-758132.5-18÷7.5+7.612-
2
7
+
1
7
÷
1
5
[
3
4
-(
7
16
-
1
4
)]×
8
9
题型:解答题难度:中档来源:厦门

答案

(1)1224÷36×25-758,
=34×25-758,
=850-758,
=92;

(2)132.5-18÷7.5+7.6,
=132.5-2.4+7.6,
=130.1+7.6,
=137.7;

(3)12-class="stub"2
7
+class="stub"1
7
÷class="stub"1
5

=12-class="stub"2
7
+class="stub"5
7

=11class="stub"5
7
+class="stub"5
7

=12class="stub"3
7


(4)[class="stub"3
4
-(class="stub"7
16
-class="stub"1
4
)]×class="stub"8
9

=[class="stub"3
4
-class="stub"3
16
class="stub"8
9

=class="stub"9
16
×class="stub"8
9

=class="stub"1
2

更多内容推荐