FREE ONLINE TOOL

Free Slope
Calculator

Calculate exact slope from points, a point and slope, or standard-form coefficients. Get line equations, intercepts, midpoint, distance, angle, parallel/perpendicular lines and comparisons.

About Free Slope Calculator

Calculate exact slope from two points, build a line from a point and slope, convert standard-form coefficients, construct parallel/perpendicular lines, or compare two lines — with exact fractions and a graph.

Available actions

  • Two points
  • Point + slope
  • Standard form
  • Parallel / perpendicular
  • Compare lines
  • Calculate line