nomor 1 dan 2 MAKAI caranya jadikan pecahan

[tex] \frac{5}{6} - \frac{1}{3} - \frac{1}{12} = \frac{10}{12} - \frac{4}{12} - \frac{1}{12} \\ = \frac{10 - 4 - 1}{12} = \frac{5}{12} [/tex]
[tex] \frac{3}{10} \times \frac{8}{12} \times \frac{16}{20} = \frac{3}{10} \times \frac{2}{3} \times \frac{4}{5} \\ = \frac{4}{25} [/tex]