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a fost răspuns

10. 1+1/2 11+1/11 10+4/7 1/3+5 2/5+ 9+4/9+4 4-1/5 1+3/8+3 1+1/3+2+2/3 11. 1/13+2/5 1/4+2/8+3/32 2/11+5/8 2/7+1/2+13/28 10/40+3/8+2/5 5/8+1/24 4/9+1/2+5/18 5/9+1/3+7/27 (Sunt fractii , 1+1 supra 2 ex )

Răspuns :

Tanasadiana60
1+1/2=2/2(simplificam prin 2)=1
1/3+5(amplificam a doua cu 3)=1/3+15/3=1+15/3=16/3
2/5+9+4/9+4(amplificam prima cu 9, a doua cu 45, a treia cu 5 si ultima cu 45)=18/45+245/45+20/45+180/45=18+245+20+180/45=463/45

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