Hi, what do you want to do?
Khan Academy
Khan Academy: Recognize Functions From Tables
Determine whether a table of values of a relationship represents a function. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Calculator Soup
Calculator Soup: Computer Storage Units Conversion Calculator
Choose the input unit you have and the output unit you want to convert to. Enter the value you want to convert then click on the "Calculate" button.