1 1per2÷1 3per5÷3 3per4

semoga dapat membantu.

[tex]1 \ \frac{1}{2} \div 1 \ \frac{3}{5} \div 3 \frac{3}{4} \\ \frac{3}{2} \div \frac{8}{5} \div \frac{15}{4} \\ \frac{3}{2} \times \frac{5}{8} \div \frac{15}{4} \\ \frac{15}{16} \times \frac{4}{15} \\ \frac{4}{16} \\ \frac{1}{4} [/tex]