range-of-motion/budget

class Helper
{
    public static function formatNumber($number): string
    {
        return number_format($number, 2, '.', '');
    }
    //
}

use App\Helper;
use Illuminate\Database\Eloquent\Model;

class Budget extends Model
{
    //
    public function getFormattedSpentAttribute()
    {
        return Helper::formatNumber($this->spent / 100);
    }
}