How to perform Dynamic Addition | Calculation using Js | jQuery

<div class="cell">
<div class="check">
<input id="check-0" type="checkbox" />
<label for="check-0">$100</label>
<div class="mask"></div>
</div>
</div>

<div class="cell">
<div class="check">
<input id="check-1" type="checkbox" />
<label for="check-1">$125</label>
<div class="mask"></div>
</div>
</div>

<div class="cell">
<div class="check">
<input id="check-2" type="checkbox" />
<label for="check-2">$150</label>
<div class="mask"></div>
</div>
</div>

<div id="price"></div>

$(".cell").on("click", "input:checkbox", function () {
var $this = $(this);
var $total = $("#price");
var $target = $("label[for='" + $this.attr("id") + "']");

var item_value = +($target.html().replace("$", "") || 0);
var cur_total = +($total.html().replace("$", "") || 0);

if ($this.prop("checked") === true) {
cur_total += item_value;
} else {
cur_total -= item_value;
}

$total.html("$" + cur_total);
});

jQuery(".cell").on("click", "input:checkbox", function () {
var $this = jQuery(this);
var $total = jQuery("#price");
var $target = jQuery("label[for='" + $this.attr("id") + "']");
var item_value = +($target.html().replace("$", "") || 0);
var cur_total = +($total.html().replace("$", "") || 0);
if ($this.prop("checked") === true) {
cur_total += item_value;
} else {
cur_total -= item_value;
}
$total.html("$" + cur_total);
});