Question

30%de 80 com cálculo ​

Answer 1

Espero ter ajudado.

$\frac{30}{100}\cdot \:80\\\\\frac{80}{1}\cdot \frac{30}{100}\\\\\frac{30}{5}\cdot \frac{4}{1}\\\\\frac{30\cdot \:4}{5\cdot \:1}\\\\\frac{120}{5\cdot \:1}\\\\\frac{120}{5}=24$