AJUTOR DAU COROANA!!!!

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Răspuns :

29/6 + 17/5 = (29*5 + 17*6)/30 = (145+102)/30=247/30 = 8 intregi si 7/30

25/3 + 26/4 = (100 + 78)/12 = 178/12 =14 intregi si 10/12

9/5 + 7/8 = (9*8 + 7*9)/40 = (72+63)/40= 135/40=3 intregi si 15/40

14/5 + 25/7 = (14*7 + 25*5)/35 = (98+125)/35 = 223/35 = 6 intregi si 13/35