Answer:
[tex]1. \: \frac{28}{2} = \frac{28}{2} \div \frac{2}{2} \\ = \frac{14}{1} or \: 14 \\ \\ 2. \: \frac{24}{30} = \frac{24}{30} \div \frac{6}{6} \\ = \frac{4}{5 } \\ \\ 3. \: \frac{32}{40} = \frac{32}{40} \div \frac{8}{8} \\ = \frac{4}{5} \\ \\ 4. \: \frac{12}{18} = \frac{12}{18} \div \frac{6}{6} \\ = \frac{2}{3} \\ \\ 5. \: \frac{3}{15} = \frac{3}{15} \div \frac{3}{3} \\ = \frac{1}{5} [/tex]
