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脱式计算(70+80)÷(68-18)(59+66)×64-10000(238+7560÷90)÷141000-71×819×96-962÷74(308-308÷28)×11

题目详情
脱式计算
(70+80)÷(68-18)

(59+66)×64-10000          

(238+7560÷90)÷14
1000-71×8               19×96-962÷74             (308-308÷28)×11
▼优质解答
答案和解析
(1)(70+80)÷(68-18)
=150÷50
=3;

(2)(59+66)×64-10000
=125×64-10000
=8000-10000
=-2000;

(3)(238+7560÷90)÷14
=(238+84)÷14
=322÷14
=23;

(4)1000-71×8
=1000-568
=432;

(5)19×96-962÷74 
=1824-13
=1811;

(6)(308-308÷28)×11
=(308-11)×11
=297×11
=3267.