Răspuns:
[tex] \frac{21}{18} = \frac{21 \div 3}{18 \div 3} = \frac{7}{6} \\ \frac{18}{24} = \frac{18 \div 6}{24 \div 6} = \frac{3}{4} \\ \frac{18}{541} (este \: deja \: o \: fractie \: ireductibila) \\ \frac{45}{120} = \frac{45 \div 15}{120 \div 15} = \frac{3}{8} \\ \frac{56}{154} = \frac{56 \div 14}{154 \div 14} = \frac{4}{11} [/tex]
coroana?
