问题 解答题

简算.

201×216

367×127+367×14-41×367

999×999+999.

答案

201×216,

=(200+1)×216,

=43200+216,

=43416;

367×127+367×14-41×367,

=367×(127+14-41),

=367×100,

=36700;

999×999+999,

=999×(999+1),

=999×1000,

=999000.

单项选择题 A1/A2型题
名词解释