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va roooogggggg 14 si 15

Va Roooogggggg 14 Si 15 class=

Răspuns :

a 4/4-1/4=3/4

b 7/7-5/7=2/7

c 5/5-2/5=3/5

d 12/6-4/6=8/6

e 12/6-5/6=7/6

la ambele exercitii aduci la acelasi numitor si dupa rezolvi