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Exercitiul 6 de la pagina 79

Exercitiul 6 De La Pagina 79 class=

Răspuns :

3/8=5/8-2/8
2/7=7/7-5/7
5/9=9/9-4/9
8/12=10/12-2/12
9/21=12/21-3/21
/=supra
37/8-34/8
13/7-11/7
48/12-40/12
25/21-16/21