liczbe trzycyfrowa o cyfrach a setek, b dziesiatek i c jednosci mozemy zapisac w postaci:
100a+10b+c
100a+10b+c-100c-10b-a=99a-99c=99(a-c)=9*11 (a-c)
c.n.d.
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liczbe trzycyfrowa o cyfrach a setek, b dziesiatek i c jednosci mozemy zapisac w postaci:
100a+10b+c
100a+10b+c-100c-10b-a=99a-99c=99(a-c)=9*11 (a-c)
c.n.d.