Question

999*222+333*334用简便方法怎么算

Answer 1

原式=999*222+333*333+333
=999*222+333*3*111+333
=999*（222+111）+333
=999*333+333
=1000*333
=333000

Answer 2

简便计算2

Answer 3

999*222+333*334=（666+334）*333=1000*333=333000

Answer 4

原式=999*222+333*334
=333*（3*222）+333*334
=333*666+333*334
=333*（666+334）
=333*1000
=333000

Answer 5

999X222+333X334
=3X333X222+333X334
=666X333+333X334
=(666+334)X333
=1000X333
=333000