脱式计算56÷[1-(34+112)]306×15-2080.-数学

题目简介

脱式计算56÷[1-(34+112)]306×15-2080.-数学

题目详情

脱式计算
5
6
÷[1-(
3
4
+
1
12
)]
306×15-2080.
题型:解答题难度:中档来源:不详

答案

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

=class="stub"5
6
×6,
=5;

(2)306×15-2080,
=4590-2080,
=2510.

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