Question

333*666+778*999用简便方法计算

Answer 1

两种方法
333*666+778*999
=333*666+(1000-222)*999
=999000+333*666-222*999
=999000+999*222-222*999
=999000

333*666+778*999
=999*222+778*999
=999*(222+778)
=999*1000
=999000

Answer 2

333*666+778*999=333*3*222+778*999=999*222+778*999=（222+778）*999=999000

Answer 3

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

Answer 4

等于333×3×222+778×999=999×222+778×999=999×222+778的和等于999×1000=999000

Answer 5

333╳666+778╳999
=333╳222╳3+778╳999
=999╳222+778╳999
=999╳（222+778）
=999╳1000
=999000
谢谢参考