试题:
3288-1999+212.769×101-769.7257-1044÷18×11.
39000÷60÷50.61×57-5040÷42.96×125×7×24.

答案:

我来补答
(1)3288-1999+212,
=3288-2000+1+212,
=1288+1+212,
=(1288+212)+1,
=1500+1,
=1501;

(2)769×101-769,
=769×(101-1),
=769×100,
=76900,;

(3)7257-1044÷18×11,
=7257-58×11,
=7257-638,
=6619;

(4)39000÷60÷50,
=39000÷(60×50),
=39000÷3000,
=13;

(5)61×57-5040÷42,
=3477-120,
=3357;

(6)96×125×7×24,
=96×7×3×125×8,
=96×7×3×(125×8),
=672×3×1000,
=2016×1000,
=2016000.
 
 
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剩余:2000
这些题目你会做吗?