firefly-iii/resources/twig/partials/reports/income-vs-expenses.twig

<div class="panel panel-default">
    <div class="panel-heading">
        <i class="fa fa-fw fa-exchange"></i>
        {{ 'incomeVsExpenses'|_ }}
    </div>
    <table class="table table-bordered table-striped">
        <tr>
            <td>{{ 'in'|_ }}</td>
            <td>{{ incomes.getTotal|formatAmount }}</td>
        </tr>
        <tr>
            <td>{{ 'out'|_ }}</td>
            <td><span class="text-danger">{{ (expenses.getTotal)|formatAmountPlain }}</span></td>
        </tr>
        <tr>
            <td>{{ 'difference'|_ }}</td>
            <td>{{ (incomes.getTotal + (expenses.getTotal * -1))|formatAmount }}</td>
        </tr>
    </table>
</div>