Răspuns :
18 intregi 3/12=(18×12+3)/12=219/12=73/4
12 intregi 1/8=(12×8+1)/8=97/8
73/4-97/8 amplificãm pe 73/4 cu 2
146/8-97/8=49/8
12 intregi 1/8=(12×8+1)/8=97/8
73/4-97/8 amplificãm pe 73/4 cu 2
146/8-97/8=49/8