脱式计算(怎么简便怎么算)(6105-435)÷1446.71-6.81-3.19100-45÷0.9+0.7563×(49+57)35×56+16÷3525×〔34-(712-14)〕-数学

题目简介

脱式计算(怎么简便怎么算)(6105-435)÷1446.71-6.81-3.19100-45÷0.9+0.7563×(49+57)35×56+16÷3525×〔34-(712-14)〕-数学

题目详情

脱式计算(怎么简便怎么算)
(6105-435)÷14
46.71-6.81-3.19100-45÷0.9+0.75
63×(
4
9
+
5
7
3
5
×
5
6
+
1
6
÷
3
5
2
5
×〔
3
4
-(
7
12
-
1
4
)〕
题型:解答题难度:中档来源:不详

答案

(1)(6105-435)÷14,
=5670÷14,
=405;

(2)46.71-6.81-3.19,
=46.71-(6.81+3.19),
=46.71-10,
=36.71;

(3)100-45÷0.9+0.75,
=100-50+0.75,
=50+0.75,
=50.75;

(4)63×(class="stub"4
9
+class="stub"5
7
),
=63×class="stub"4
9
+63×class="stub"5
7

=28+45,
=73;

(5)class="stub"3
5
×class="stub"5
6
+class="stub"1
6
÷class="stub"3
5

=class="stub"3
5
×class="stub"5
6
+class="stub"1
6
×class="stub"5
3

=class="stub"1
2
+class="stub"5
18

=class="stub"9
18
+class="stub"5
18

=class="stub"7
9


(6)class="stub"3
5
×
[class="stub"3
4
-(class="stub"7
12
-class="stub"1
4
)],
=class="stub"3
5
×[class="stub"3
4
+class="stub"1
4
-class="stub"7
12
],
=class="stub"3
5
×[1-class="stub"7
12
],
=class="stub"3
5
×class="stub"5
12

=class="stub"1
4

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