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va roggg !!!!!!!!!
ex 5


Va Roggg Ex 5 class=

Răspuns :

7/10 = 1/10 + 6/10 = 2/10 + 5/10 = 3/10 + 4/10
20/100 = -70/100 + 90/100
15/10 = 5/10 + 5/10 + 5/10 = 4/10 + 5/10 + 6/10