fractiile 15supra75+35supra25+24supra40

Răspuns :

15/75 + 35/25 + 24/40 = 1/5 + 7/5 + 6/5 = 14/5
15/75 + 35/25 + 24/40 =

= 1/5 + 7/5 + 3/5

= 11/5

Obs. 15/75 si 35/25 simplificam prin 5
         24/40 simplificam prin 8