脱式计算;6760÷13+17×2524×[(56-23)×3]3.5÷[1.4×(0.1-0.05)]14+[78-(34+18)].-数学

题目简介

脱式计算;6760÷13+17×2524×[(56-23)×3]3.5÷[1.4×(0.1-0.05)]14+[78-(34+18)].-数学

题目详情

脱式计算;
6760÷13+17×25
24×[(
5
6
-
2
3
)×3]
3.5÷[1.4×(0.1-0.05)]
1
4
+[
7
8
-(
3
4
+
1
8
)].
题型:解答题难度:中档来源:不详

答案

(1)6760÷13+17×25,
=520+425,
=945;

(2)24×[(class="stub"5
6
-class="stub"2
3
)×3],
=24×[class="stub"1
6
×3],
=24×class="stub"1
2

=12;

(3)3.5÷[1.4×(0.1-0.05)],
=3.5÷[1.4×0.05],
=3.5÷0.07,
=50;

(4)class="stub"1
4
+[class="stub"7
8
-(class="stub"3
4
+class="stub"1
8
)],
=class="stub"1
4
+[class="stub"7
8
-class="stub"7
8
],
=class="stub"1
4
+0,
=class="stub"1
4

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