6 2per3 - 2,43 + 20%=

1,77 . Maaf kalau salah karena terburu buru

[tex]6 \frac{2}{3} - 2.43 + 20\% \\ = \frac{20}{3} - 2.43 + 20\% \\ = \frac{20}{3} - \frac{243}{100} + \frac{20}{100} \\ = \frac{2000}{300} - \frac{729}{300} + \frac{60}{300} \\ = \frac{1331}{300} \\ = 4 \frac{131}{300} [/tex]