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Găsiți toate nr naturale de trei cifre care au suma cifrelor egală cu 7

Răspuns :

Răspuns:

340,430,304,403,322,313,331,214,241,223.232,241,214,115,151,124,142,412,421 ,700,601,106,610,160

Răspuns:

106, 205,304,403,502,601,700,610,520,340,430,250,160,322,232,223,331,313,133,214,412,421,223,232,124,115,511,151

Explicație pas cu pas: