脱式计算.1000-71×8(1800-800)×419×96-962÷74(639-71×9)÷167(10800-800×4)÷410000-(59+66)×64.-数学

题目简介

脱式计算.1000-71×8(1800-800)×419×96-962÷74(639-71×9)÷167(10800-800×4)÷410000-(59+66)×64.-数学

题目详情

脱式计算.
1000-71×8

(1800-800)×4

19×96-962÷74
(639-71×9)÷167(10800-800×4)÷410000-(59+66)×64.
题型:解答题难度:中档来源:不详

答案

(1)1000-71×8,
=1000-568,
=432;

(2)(1800-800)×4,
=1000×4,
=4000;

(3)19×96-962÷74,
=1824-13,
=1811;

(4)(639-71×9)÷167,
=(639-639)÷167,
=0÷167,
=0;

(5)(10800-800×4)÷4,
=(10800-3200)÷4,
=7600÷4,
=1900;

(6)10000-(59+66)×64,
=10000-125×64,
=10000-125×8×8,
=10000-1000×8,
=10000-8000,
=2000.

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