999x778+333x666
=999×778+999×222
=999×(778+222)
=999×1000
=999000
14x44+12x28+32x14
=14×44+24×14+32×14
=(44+24+32)×14
=100×14
=1400
999x778+333x666
=999×778+999×222
=999×(778+222)
=999×1000
=999000
14x44+12x28+32x14
=14×44+24×14+32×14
=(44+24+32)×14
=100×14
=1400