MathML stands for Mathematical Markup Language and is an XML based application. It is used to describe mathematical and scientific notations. It”s 1 and 2 version were created and developed by The Math Working Group which is one of the oldest W3C Working Groups during 1996-2004. MathML version 3 was created during Math Working Group”s second activity period (2006-2016)and is an ISO standard. This tutorial will cover MathML basics and its commands available in version 3. We are using MathJax library to render MathML syntax so that it can run on all major browsers. MathJax is a javascript based platform to draw mathematical expressions and symbols in web applications.