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.

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.