Question

скоротiть дроби 14/63 25/40 21/98

Answer 1

$\frac{14}{63} = \frac{14 \div 7}{63 \div 7} = \frac{2}{9} \\ \frac{25}{40} = \frac{25 \div 5}{40 \div 5} = \frac{5}{8} \\ \frac{21}{98} = \frac{21 \div 7}{98 \div 7} = \frac{3}{14}$