12 dong...beserta caranya ya!! *janji deh klo ga spam jwbnya bakalan aku ksih yg terbaik*

4/5 - 1/3 - 1/15
= 12/15 - 5/15 - 1/15
= 6/15
= 2/5 (B)

[tex] \frac{4}{5} - \frac{1}{3} -\frac{1}{15} [/tex]
=[tex] \frac{12-5-1}{15} [/tex]
=[tex] \frac{6}{15} [/tex]
=[tex] \frac{2}{3} [/tex]

Jawaban : B