计算下面各题,能简算的要简算.813÷7+17×6131113÷[(58+34)÷58]101×9910223×1439+14×1639.-数学

题目简介

计算下面各题,能简算的要简算.813÷7+17×6131113÷[(58+34)÷58]101×9910223×1439+14×1639.-数学

题目详情

计算下面各题,能简算的要简算.
8
13
÷7+
1
7
×
6
13
11
13
÷[(
5
8
+
3
4
)÷
5
8
]
101×
99
102
23×
14
39
+14×
16
39
题型:解答题难度:中档来源:不详

答案

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

=class="stub"8
13
×class="stub"1
7
+class="stub"1
7
×class="stub"6
13

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

=class="stub"14
13
×class="stub"1
7

=class="stub"2
13


(2)class="stub"11
13
÷[(class="stub"5
8
+class="stub"3
4
)÷class="stub"5
8
],
=class="stub"11
13
÷[class="stub"11
8
÷class="stub"5
8
],
=class="stub"11
13
÷class="stub"11
5

=class="stub"5
13


(3)101×class="stub"99
102

=(102-1)×class="stub"99
102

=102×class="stub"99
102
-1×class="stub"99
102

=99-class="stub"99
102

=98class="stub"1
34


(4)23×class="stub"14
39
+14×class="stub"16
39

=23×class="stub"14
39
+16×class="stub"14
39

=(23+16)×class="stub"14
39

=39×class="stub"14
39

=14.

更多内容推荐