jawab dgn cara kerjanya ya plis

7. 60/84=5/7
8.
[tex]2 \frac{1}{5} - \frac{1}{3 } = 2 \frac{3}{15} - \frac{5}{15} = 1 \frac{18}{15} - \frac{5}{15} = 1 \frac{13}{15} [/tex]
9.
[tex]2 \frac{5}{6} \div \frac{4}{5} = \frac{17}{6} \times \frac{5}{4} = \frac{85}{24} = 3 \frac{13}{24} [/tex]
semoga membantu ^^