计算下列各题,能简算得要简算.36×(13+16+19)35×910+25÷119[1-(14+38)]÷14526×25.-数学

题目简介

计算下列各题,能简算得要简算.36×(13+16+19)35×910+25÷119[1-(14+38)]÷14526×25.-数学

题目详情

计算下列各题,能简算得要简算.
36×(
1
3
+
1
6
+
1
9
3
5
×
9
10
+
2
5
÷1
1
9
[1-(
1
4
+
3
8
)]÷
1
4
5
26
×25.
题型:解答题难度:中档来源:不详

答案

(1)36×(class="stub"1
3
+class="stub"1
6
+class="stub"1
9
),
=36×class="stub"1
3
+36×class="stub"1
6
+36×class="stub"1
9

=12+6+4,
=18+4,
=22;

(2)class="stub"3
5
×class="stub"9
10
+class="stub"2
5
÷1class="stub"1
9

=(class="stub"3
5
+class="stub"2
5
)×class="stub"9
10

=1×class="stub"9
10

=class="stub"9
10


(3)[1-(class="stub"1
4
+class="stub"3
8
)]÷class="stub"1
4

=[1-class="stub"5
8
class="stub"1
4

=class="stub"3
8
÷class="stub"1
4
,,
=1class="stub"1
2


(4)class="stub"5
26
×25,
=class="stub"5
26
×(26-1),
=class="stub"5
26
×
26-class="stub"5
26
×
1,
=5-class="stub"5
26

=4class="stub"21
26

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