<div class="form-group input-coupon-percent">

    <label for="coupon-percent" class="control-label">{intl l='Percent Discount'}</label>

    <div class="input-group">
        <input id="coupon-percent" class="form-control" name="{$percentage_field_name}" type="text" value="{$percentage_value}"/>
        <div class="input-group-addon">%</div>
    </div>
</div>
