Răspuns:
[tex]\bf\dfrac{ 108}{13}[/tex]
Explicație pas cu pas:
Salutare!
[tex] \bf1 \dfrac{5}{13} \cdot6 = [/tex]
[tex] \bf\dfrac{1 \cdot13 + 5}{13} \cdot6 = [/tex]
[tex] \bf\dfrac{18}{13} \cdot6 = [/tex]
[tex] \bf\dfrac{ 18\cdot6}{13} = [/tex]
[tex] \boxed{\bf\dfrac{ 108}{13}}[/tex]
