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suma 12/5 este suma a cinci numere rationale neintregi distincte

Răspuns :

12/5=24/10=1/10 + 2/10 + 3/10 + 4/10 + 14/10

sau: 12/5=36/15=1/15 + 2/15 + 3/15 + 4/15 + 26/15