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Lanturizm
a fost răspuns

calculati a)7/10 + 7/9 x 27/35 b)5/14 +3/8 x 16/21 c)3/16 x 4/7 + 5/8 x 6/35 d)1 intreg + 3/5 x 1 intreg si 5/6 e)5/12 - 8/21 x 7/16 f) 2 intregi - 7/8 x 1 intreg si 1/7 v rog ajutor :'(