Question

Media aritmetica a numerelor 5 si $\frac{2}{9}$

Answer 1

(5+2/9)/2=
=[(5*9+2)/9]/2=
=47/18=2,6(1)

Answer 2

$\displaystyle m_a= \frac{5+ \frac{2}{9} }{2} = \frac{ \frac{45+2}{9} }{2} = \frac{ \frac{47}{9} }{2}= \frac{47}{9} :2= \frac{47}{9} \cdot \frac{1}{2} = \frac{47}{18}= 2,6(1)$