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Câte cifre au numerele:
a)1234....991001101...251
b)128129130...99910001001...1341


Răspuns :

a) 1234 are 4 cifre
a) 991001101 are 9 cifre
a) 251 are 3 cifre

b) 128129130 are 9 cifre
b) 99910001001 are 11 cifre
b) 1341 are 4 cifre

Coroana?