11乘11乘11减11乘11减10的简便运算怎么做?
11乘11乘11减11乘11减10的简便运算怎么做?
数学人气:583 ℃时间:2020-03-21 20:03:34
优质解答
11*11*11-11*11-10=11*11(11-1)-10=11*11*10-10=10*(11*11-1)=10*120=1200
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