Question

Calcule o valor da expressão(1/8+9/2).2/3-1

Answer 1

$(\frac{1}{8}+\frac{9}{2} )\cdot \frac{2}{3}-1=$

$(\frac{1}{8}+ \frac{36}{8})\cdot \frac{2}{3}-1=$

$\frac{37}{8}\cdot \frac{2}{3}-1=$

$\frac{74}{24}-1=$

$\frac{37}{12}-1=$

$\frac{37}{12}-\frac{12}{12}=$

$\frac{25}{12}$