Question

Reduce 120/420 y 3550/4200 y dí entre cuanto lo has dividido para averiguarlo.

Answer 1

$\frac{120}{420}= \frac{12}{42} = \frac{6}{21} = \frac{2}{7}$

$\frac{3550}{4200} = \frac{355}{420} = \frac{71}{84}$