7 2/5 - 4= pakai cara

7 2/5 - 4
Tinggal dikurangin angkanya (7 dan 4)
= 7-4+2/5
= 3+2/5
= 3 2/5

[tex]7 \frac{2}{5} - 4 = \\ \frac{37}{5} - \frac{4}{1} = \\ \frac{37 - 20}{5} = \\ \frac{17}{5} \\ \\ maaf \: kalo \: slah[/tex]