Răspunsuri

2014-11-18T21:11:00+02:00
100x9= (10x10)x9
112x6=112x(2x3)
125x10=125x(2x5)
104x3=(52x2)x3
2014-11-18T21:20:17+02:00
100x9=900  100x1x9=900    , 112x6=672   1x1x672=672     ,  125x10=1250   1000x(1x1250)=1250    , 104x3=312   (312x1)x1=312