{!! Form::model($parcela, array('route' => array('matriculas.baixaMatricula', $parcela->id))) !!}
<div class="row">
    <div class="col-md-3">
        <div class="form-group">
            {!! Form::label('valor', 'Valor') !!}
            {!! Form::text('valor',  null, ['id' => 'valor_prestacao', 'class' => 'form-control valor valor_prestacao']) !!}
        </div>
    </div>
    <div class="col-md-3">
        <div class="form-group">
            {!! Form::label('juros', 'Juros') !!}
            {!! Form::text('juros',  calcularJuros($parcela->referencia, $parcela->valor), ['id' => 'juros', 'class' => 'form-control valor juros']) !!}
        </div>
    </div>
    <div class="col-md-3">
        <div class="form-group">
            {!! Form::label('multa', 'Multa') !!}
            {!! Form::text('multa',  calcularMulta($parcela->referencia, $parcela->valor), ['id' => 'multa', 'class' => 'form-control valor multa']) !!}
        </div>
    </div>
    <div class="col-md-3">
        <div class="form-group">
            {!! Form::label('total', 'Total') !!}
            {!! Form::text('valorpago',  null, ['id' => 'total', 'class' => 'form-control valor total']) !!}
        </div>
    </div>
</div>
<div class="row">
    <div class="col-md-4">
        <div class="form-group">
            {!! Form::submit('Enviar', ['class' => 'btn btn-success']) !!}
        </div>
    </div>
</div>
{!! Form::close() !!}

<script type="text/javascript">
    function limpar(num){
        return num.replace('.', '').replace(',','.');
    }
    $(document).ready(function(){
        $('#total').focus(function(){
            var valorPrestacao = parseFloat(limpar($('.valor_prestacao').val()));
            var multa = parseFloat(limpar($('.multa').val()));
            var juros = parseFloat(limpar($('.juros').val()));
            var result = valorPrestacao + multa + juros;
            result = numeral(result).format('0,0.00');
            result = result.split(".");
            result[0] = result[0].replace(',', ".");
            $(this).val(result[0] + ',' + result[1]);
            // $(this).val(result);
        });
    });
</script>