138-35×3(54+181)÷550+60÷540×9÷660×3+20(42+38)×4.-数学

题目简介

138-35×3(54+181)÷550+60÷540×9÷660×3+20(42+38)×4.-数学

题目详情

138-35×3(54+181)÷550+60÷5
40×9÷660×3+20(42+38)×4.
题型:解答题难度:中档来源:不详

答案

(1)138-35×3
=138-105
=33;

(2)(54+181)÷5
=235÷5
=47;

(3)50+60÷5
=50+12
=62;

(4)40×9÷6
=360÷6
=60;

(5)60×3+20
=180+20
=200;

(6)(42+38)×4
=80×4
=320.

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