tlg di jwb please kaka.......

[tex] \frac{7}{15} - \frac{3}{20} - \frac{3}{12} \\ = \frac{4(7) - 3(3) - 5(3)}{60} \\ = \frac{28 - 9 - 15}{60} \\ = \frac{4}{60} \\ = \frac{1}{15}[/tex]
Jawaban : D. 1/15

Maaf Kalau Salah

7/15-3/20-3/12
=28/60-9/60-15/60
=4/60 = 1/15( D )