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999x222 333x333

999x222ʮ333x334=333x3x222ʮ333x334=333x666ʮ333x334=333x(666ʮ334)=333x1000=333000

333x331-999x222 =110223-221778 =һ111555

999X222+333X333= 999X222+333X3X111=999X222+999X111=999X(222+111)=(1000-1)*333=1000*333-333=332677

999x222+333x334=333*(3*222)+333*334=333*666+333*334=333*(666+334)=333000

999X222+333X334 =333X3X222+333X334 =333X666+333X334 =333x(666+334) =333x1000 =333000ϣﵽ лл

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

999x222+333x334 =333*666+333*334=333*(666+334)=333*1000=333000

333x334+222x999=333x334+222x3x333=333x(666+334)=333x1000=333000

ԭʽ=333x(666+334)=333000

331*333+333+999*222=333*(331+1+666)=333*(332+666)=333*998=333*(1000-2)=333000-666=333000-700+34=332300+34=332334

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