 of operations, so you can group certain expressions using parenthesis to encode more complex math problems.</p>

<h3>Modulo Operator</h3>

<p>If you look in the code above you'll also notice an operator that you might not have seen before, indicated by a percent sign (%). This is what's referred to as the modulo operator and is a pretty common operation that is performed in {{.Get "lang"}} programs.</p>

<p>The modulo operator will take the number on the left, divide it by the number on the right and then 