// html

<p>* {{1.45 | percent:'.1'}}</p>
<p>* {{1.45 | percent:'.3'}}</p>
<p>* {{1.45 | percent:'.1-2'}}</p>
<p>* {{1.2584 | percent:'4.3-4'}}</p>
<p>* {{1.2584 | percent:'.3-5'}}</p>

// 실행 결과
* 145.0%
* 145.000%
* 145.0%
* 0,125.840$
* 125.840%