Question

calcule a porcentagem de 70% de R$ 120,00

Answer 1

120 --------100%

x-------------70%

x100=8,400

x=8,400/100

x=84

Answer 2

$100\% \: - - - - \: 120$

$70 \% \: - - - - \: x$

$100x \: = 70 \times 120$

$100x = 8400$

$x = \frac{8400}{100}$

$x = 84$

Então, 70% de R$ 120,00 é R$ 84,00.