Using the fraction wall above, can you say which is bigger, $\frac{1}{3}$ or $\frac{2}{8}$? By how much?
Which is smaller, $\frac{5}{6}$ or $\frac{3}{4}$? By how much?
What is the difference between $\frac{5}{6}$ and $\frac{1}{3}$?
What is three quarters of $\frac{2}{3}$? Can you explain how you worked this out?