Answer:
[tex]\frac{4}{3}[/tex] or [tex]1\frac{1}{3}[/tex]
Step-by-step explanation:
[tex]1 + \frac{1}{3} \\= \frac{3}{3} + \frac{1}{1}\\= \frac{4}{3}[/tex]
(if the question is asking for the simplified form , it is [tex]1\frac{1}{3}[/tex]