4 7/8 - 2 4/5dengan caranya!!!!!!!!!!!!!!!!!!!!

4 7/8 – 2 4/5dengan caranya!!!!!!!!!!!!!!!!!!!!

$4 frac{ 7 }{ 8 } -2 frac{ 4 }{ 5 } \ \ = frac{32+7}{8}-frac{2times 5+4}{5} \ \ = frac{39}{8}-frac{2times 5+4}{5} \ \ = frac{39}{8}-frac{10+4}{5} \ \ = frac{39}{8}-frac{14}{5} = frac{195}{40}-frac{112}{40} = frac{83}{40} \ \ = 2 frac{3}{40}$