Hi There!
[tex] \frac{4}{9} [/tex] + [tex] \frac{1}{9} [/tex], is [tex] \frac{5}{9} [/tex], because whenever the denominator is the same for both fractions, you just add the numerator.
Steps
1.[tex] \frac{4}{9} [/tex] + [tex] \frac{1}{9} [/tex]= [tex] \frac{5}{9} [/tex]
Have a Brainly Day!