<p class="numb" data-price="450">450</p>
<p class="numb" data-price="730">730</p>
<p class="numb" data-price="121">121</p>
let num = $("[data-price]");
let arrayNum = [];
num.each(function () {
arrayNum.push($(this).data("price"))
});
arrayNum.sort(function (a,b) {
return b - a;
});
arrayNum.forEach(function (e) {
oth.html(`<p>${e}</p>`)
});