Question

999×778+333×666（用简便方式计算）？

Answer 1

用简便方法计算:
999×778+333×666
=999×778+333×3×222
=999×778+（333×3）×222
=999×778+999×222
=999×（778+222）
=999×1000
=999000

Answer 2

999*778+333*666
=999*778+333*3*222
=999*778+999*222
=999*（778+222）
=999*1000
=999000
希望可以帮到你。

Answer 3

简便方法计算如下：
999×778+333×666
＝333×3×778+333×666
＝333×2334+333×666
＝333×（2334+666）
＝333×3000
＝999000

Answer 4

999×778+333×666=999×778+333×3×222=999×778+999×222=999×(778+222)=999×1000=999000