Oh yea, well I just took a quiz and didn't have a calculator. So, I just wrote out what you do to solve and had a bunch of equations with arrows going to other equations.
no calculator FTW when teacher only grades for understanding. //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif
no calculator FTW when teacher only grades for understanding. //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif
