Open up your browser, and press F12, in most browsers it should give you a developer console(if not goto settings and then look for developer console). Type in the following: 1 2 0.1+0.2==0.3 false0.1+0.2==0.3 false The summation of 0.1 and 0.2 does not equal 0.3, that seems absurd to many who are noobs at programming. […]