Olá

[tex]\LARGE{} \frac{2}{5} - \frac{1}{4} \\ \\ \LARGE{} \frac{8 - 5}{20} \\ \\ \LARGE\boxed{ \frac{3}{20} }[/tex]

[tex]{\large\boxed{\boxed{  { \large \tt BONS \: \: ESTUDOS \: MEU \: ANJO \:<3 }}}}[/tex]