Răspuns:
[tex] (\frac{11}{12} \div \frac{13}{18} ) \div \frac{22}{33} = \\ ( \frac{11}{12} \times \frac{18}{13} ) \times \frac{33}{22} = \\ ( \frac{11}{2} \times \frac{3}{13} ) \times \frac{33}{22} = \\ \frac{33}{26} \times \frac{33}{22} = \\ \frac{3}{26} \times \frac{33}{2} = \\ \frac{99}{52} [/tex]
Explicație pas cu pas:
Sper că te-am ajutat :)
