Help ..what make code for calculation

Question

<button>Calorivic Value</button>
<div><input type="text"placeholder="input">
<input type="text"placeholder="input">
<input type="text"placeholder="input">
<input type="text"placeholder="input">
<input type="text"placeholder="input">
<input type="text"placeholder="input">
<input type="text"placeholder="input">
<input type="text"placeholder="input"><p></p>
<input type="text"placeholder="Calculation">
<button>cal</button></div>

Answer 1

HTML only give the structure for Codes and not Mathmatical properties. You should learn JS for such cases.
https://www.sololearn.com/Course/JavaScript/?ref=app

Answer 2

Ok ..thanks for help me..