CK-12 Foundation
Ck 12: Function Rules for Input Output Tables: Soda Sugar Function Table
[Free Registration/Login Required] Students are given an input/output table and are to determine the inputs and write rules for the function. Click 'Challenge Me' to answer practice questions and click 'Learn More' for more information...
Illustrative Mathematics
Illustrative Mathematics: 8.f Us Garbage, Version 1
Eighth graders work with input values (the year) and output values (the amount of garbage that year) in a table about the garbage produced in the US. They study the table to answer specific questions, state whether it represents a linear...
Khan Academy
Khan Academy: Algebra I: Point Slope Form
Write equations in point-slope form given two pairs of values, and convert the equation into slope-intercept form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.