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Efectueaza adunarile: 3/6+1/2; 4/2+1/2; 4/8+2/4; 2/10+1/5 va ragggg repede!!!

Răspuns :

3/6+1/2=3/6+3/6=6/6=1
4/2+1/2=1/2+1/2=2/2=1
4/8+2/4=2/4+2/4=4/4=1
2/10+1/5=2/10+2/10=4/10=2/5