Question

Выполните сокращения дробей
15*7/30*4
7*9*25/21*3*50

Answer 1

$\frac{15 \times 7}{30 \times 4} = \frac{7}{8} = 0.875$
__________

$\frac{7 \times 9 \times 25}{21 \times 3 \times 50} = \frac{3}{6} = \frac{1}{2} = 0.5$