能简算的要简算:9.4×14+0.25×3516÷[1÷(35-310)](710+56-45)×30×2314×(34-110÷2)-数学

题目简介

能简算的要简算:9.4×14+0.25×3516÷[1÷(35-310)](710+56-45)×30×2314×(34-110÷2)-数学

题目详情

能简算的要简算:
9.4×
1
4
+0.25×
3
5
1
6
÷[1÷(
3
5
-
3
10
)]
7
10
+
5
6
-
4
5
)×30×2
3
14
×(
3
4
-
1
10
÷2)
题型:解答题难度:中档来源:不详

答案

(1)9.4×class="stub"1
4
+0.25×class="stub"3
5

=9.4×0.25+0.25×0.6,
=(9.4+0.6)×0.25,
=10×0.25,
=2.5;

(2)class="stub"1
6
÷[1÷(class="stub"3
5
-class="stub"3
10
)],
=class="stub"1
6
÷[1÷class="stub"3
10
],
=class="stub"1
6
×class="stub"3
10

=class="stub"1
20


(3)(class="stub"7
10
+class="stub"5
6
-class="stub"4
5
)×30×2,
=(class="stub"7
10
+class="stub"5
6
-class="stub"4
5
)×60,
=class="stub"7
10
×60+class="stub"5
6
×60-class="stub"4
5
×60,
=42+50-48,
=92-48,
=44;

(4)class="stub"3
14
×(class="stub"3
4
-class="stub"1
10
÷2),
=class="stub"3
14
×(class="stub"3
4
-class="stub"1
20
),
=class="stub"3
14
×class="stub"14
20

=class="stub"3
20

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