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calculeaza
7supra6+5supra8=
2supra3+7supra30=
5supra6+3supra14=
7supra8+11supra36=
8supra9+13supra24=
9supra10+7supra20=
10supra11+4supra55=
11supra12+5supra8=


Răspuns :

7/6+5/8=56/48+30/48=86/48=43/14
2/3+7/30=20/30+7/30=27/30=9/10
5/6+3/14=35/42+9/42=44/42=22/21
8/9+13/24=64/72+39/72=103/72
9/10+7/20=18/20+7/20=25/20=5/4
10/11+4/55=50/55+4/55=54/55
11/12+5/8=22/24+15/24=37/24