Revise how to work out the gradient of a straight line in maths and what formula to use to calculate the value change in this Bitesize guide.

How to Find the Slope of a Line on an Excel Graph. In math and statistics, you may occasionally need to calculate the slope of a line generated by coordinates in the (x,y) format.

Where math, technology, and education cross. Piecewise-linear calculus part 2: Getting to smoothness By Robert Talbert January 12, 2010 Image via Wikipedia ...

In order to work with gradients and straight lines successfully, a good understanding of coordinates and linear graphs is needed. The gradient of a line is calculated by dividing the difference in ...