计算下列各题.19×10÷5925+14×6718×(13+6÷97)932÷[34-(716-14)].-数学

题目简介

计算下列各题.19×10÷5925+14×6718×(13+6÷97)932÷[34-(716-14)].-数学

题目详情

计算下列各题.
1
9
×10÷
5
9
2
5
+
1
4
×
6
7
18×(
1
3
+6÷
9
7
9
32
÷[
3
4
-(
7
16
-
1
4
)].
题型:解答题难度:中档来源:不详

答案

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

=class="stub"1
9
×10×class="stub"9
5

=2;

(2)class="stub"2
5
+class="stub"1
4
×class="stub"6
7

=class="stub"2
5
+class="stub"3
14

=class="stub"43
70


(3)18×(class="stub"1
3
+6÷class="stub"9
7

=18×(class="stub"1
3
+6×class="stub"7
9

=18×(class="stub"1
3
+class="stub"14
3

=18×5
=90;

(4)class="stub"9
32
÷[class="stub"3
4
-(class="stub"7
16
-class="stub"1
4
)]
=class="stub"9
32
÷[class="stub"3
4
-class="stub"7
16
+class="stub"1
4
]
=class="stub"9
32
÷[(class="stub"3
4
+class="stub"1
4
)-class="stub"7
16
]
=class="stub"9
32
÷[1-class="stub"7
16
]
=class="stub"9
32
÷class="stub"9
16

=class="stub"9
32
×class="stub"16
9

=class="stub"1
2

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