Question

quanto e 30% de 666?​

Answer 1

30/100 • 666

>cortar os zeros

3/10 • 666

=1998/10

=199,8

Answer 2

$\boxed{30\%\times666=\frac{3\cancel{0}}{10\cancel{0}}\times666=\frac{1998}{10}=199,8}$