222×999 ×666×667的简便运算？

Question

如题所述

Answer 1

简便计算过程如下
解：222×999 +666×667
=222x3x333+666x667
=666x（333+667）
=666x1000
=666000

Answer 2

222×999+666×667
=222×（3×333）+666×667
=（222×3）×333+666×667
=666×333+666×667
=666×（333+667）
=666×1000
=666000本回答被网友采纳

Answer 3

222×999 +666×667
=222x3x333+666x667
=666x（333+667）
=666x1000
=666000