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.

Gradient of a slope Positive and negative gradients Gradient is a measure of how steep a slope or a line is. Gradients can be calculated by dividing the vertical height by the horizontal distance.

Giovanni Colombo, Antonio Marigonda, Peter R. Wolenski, The Clarke Generalized Gradient for Functions Whose Epigraph Has Positive Reach, Mathematics of Operations Research, Vol. 38, No. 3 (August 2013 ...