# How do you write each phrase as a variable expression: The difference of a number and 16?

Apr 26, 2017

"The difference" means to subtract. We can all "a number": $n$. We can then write this expression as:

$n - 16$

Apr 26, 2017

$x - 16$
The number is $x$ (unknown), the difference of $x$ and sixteen is $x - 16$