JSFiddle - React, Tailwind, and code Playground

by novelette

HTML

<div id="calc-app">
    Цена: <input v-model="price" type="text" placeholder="Цена"><br>
    Процент: <input v-model="percent" type="text" placeholder="Процент"><br>
    <hr>
    <p>
        Результат: {{ result }} рублей
    </p>
</div>

JavaScript

const calcApp = new Vue({
	el: '#calc-app',
    data: {
    	price: 2000,
        percent: 33
    },
    computed: {
    	result: function() {
        	return this.price - this.price * this.percent / 100;
        }
    }
})