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20 de fractii egale .

Răspuns :

4/4,5/5/6/6,34/34,56/56.76/76,89/89,10/10,79/79,10/10,20/20,34/,34,50/50,67/67,57/57,678/678,345/345,65/65,543/543,567/567,
1\1,2\2,3\3.4\4,5/5,6\6,7\7.8/8,9\9,10\10