## Thinking Mathematically (6th Edition)

$\frac{1}{16}$
$\frac{1}{1}$,$\frac{1}{2}$,$\frac{1}{4}$,$\frac{1}{8}$ In the above pattern, denominator of the next fraction is obtained by multiplying the previous fractions denominator by 2 So, next number is $\frac{1}{8 * 2}$ = $\frac{1}{16}$