{% with total_votes=question.total_votes %}
{% for choice in question.choice_set.all %}
{% with percentage=choice.votes|floatformat:1 %}
{{ forloop.counter }}
{% if total_votes > 0 %}
{{ percentage }}% ({{ choice.votes }} / {{ total_votes }})
{% else %}
0% (0 / 0)
{% endif %}
{% endwith %}
{% endfor %}
{% endwith %}