等于36×(102-22)=36×80=2880所以结果等于2880
36×102-22×36=36×102-20×36-2x36=36×(102-2)-20×36=36×100-20×36=3600-720=2880
36×102-22×36=36×(102-22)=36×80=2880运用乘法分配律解决问题
36×(102-22)=36×80=2880
36×102-22×36=36×(102-22).=36×80=2880