📈Slope Calculator
Find the slope, y-intercept, x-intercept, and equation of a line from two points, a point and slope, or an equation — with step-by-step working and a live graph.
Step-by-step working
Graph
Free Slope Calculator with Steps
Need to find the slope of a line or its equation? Our free slope calculator works from two points, a point and a slope, or an equation in any form — and shows every step so you understand exactly how each value was found. Enter your inputs, and get the slope, y-intercept, x-intercept, and the line equation in both slope-intercept and standard form, instantly.
Fractional slopes and intercepts are displayed as simplified fractions rather than rounded decimals, keeping answers exact. Special cases are handled cleanly too — vertical lines (undefined slope) and horizontal lines (zero slope) are explained clearly instead of throwing an error. A live graph plots the line with intercepts and input points marked, so you can see the geometry behind the numbers.
Simply enter your values to calculate instantly. No sign-up, no downloads, no limits — just clear, step-by-step slope and intercept working with a graph.