Question

Сократьть дпобь и перевести в десятичную 21/35,12/30,45/50,18/90,56/80,9/12,21/60

Answer 1

$\frac{21}{35} = \frac{3}{5} = 0.6$
$\frac{12}{30 } = \frac{2}{5} = 0.4$
$\frac{45}{50} = \frac{9}{10} = 0.9$
$\frac{18}{90} = \frac{2}{10} = 0.2$
$\frac{56}{80} = \frac{7}{10 } = 0.7$
$\frac{9}{12} = \frac{3}{4} = 0.75$
$\frac{21}{60} = \frac{7}{20} = 0.35$