Question

10/7 . 21/100=

9/5 :30/35=
con procedimiento plis

Answer 1

$\frac{10}{7} \times \frac{21}{100} = \frac{1}{7} \times \frac{21}{10} = \frac{1}{1} \times \frac{3}{10} = \frac{3}{10}$

$\frac{9}{5} \div \frac{30}{35} = \frac{9}{5} \times \frac{35}{30} = \frac{9}{1} \times \frac{7}{30} = \frac{3}{1} \times \frac{7}{10} = \frac{21}{10}$

Estos ejercicios se resuelven solo simplificando, ánimo crack! :D