Khan Academy
Khan Academy: Practice: Slope From Two Points
In this practice quiz, students are asked to calculate the slope of a line that passes through two given coordinate pairs. Includes hints.
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.