[tex]20 \frac{1}{3} \times 0.6 - \frac{4}{5} = [/tex]

[tex]20 \frac{1}{3} \times 0.6 - \frac{4}{5} = \frac{81}{3} \times \frac{6}{10} - \frac{4}{5} \\ \frac{81}{5} - \frac{4}{5} = \frac{77}{5}[/tex]
maaf kalau salah