3per4dikurang 3per5dibagi1 1per2​

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3per4dikurang 3per5dibagi1 1per2​

Jawaban:

frac{3}{4} - frac{3}{5} div 1 frac{1}{2}

= frac{3}{4} - frac{3}{5} div frac{3}{2}

= frac{3}{4} - frac{3}{5} times frac{2}{3}

= frac{3}{4} - frac{6}{15}

= frac{3}{4} - frac{2}{5}

= frac{15}{20} - frac{8}{20}

= frac{7}{20}