wallabag/src/Wallabag/CoreBundle/Resources/views/themes/material/Entry/_reading_time.html.twig

{% set readingTime = entry.readingTime / app.user.config.readingSpeed * 200 %}
<i class="material-icons">timer</i>
{% if readingTime > 0 %}
    <span>{{ 'entry.list.reading_time_minutes_short'|trans({'%readingTime%': readingTime|round}) }}</span>
{% else %}
    <span>{{ 'entry.list.reading_time_less_one_minute_short'|trans|raw }}</span>
{% endif %}