In order to find how many drops Mark has left, we must subtract the initial amount he had at the beginning and the amount he gave away.
[tex]2-\frac{2}{3}[/tex]make both as a common denominator fraction
[tex]\begin{gathered} 2\cdot\frac{3}{3}-\frac{2}{3} \\ \frac{6}{3}-\frac{2}{3} \end{gathered}[/tex]simplify
[tex]\frac{4}{3}[/tex]he has 4/3 drops of nectar left.
