Slope Calculator
Gradient, angle and line equation from two points.
Slope (m)
2
Angle
63.4349°
y-intercept
-1
Equation
y = 2x − 1
Rise / run
8 / 4
ShowHide the working
- 1m = (11 − 3) ÷ (6 − 2) = 2
- 2b = 3 − 2 × 2 = -1
Formula
m = (y₂ − y₁) ÷ (x₂ − x₁)How it works
Gradient, angle and the line equation through two points.
Example
Through (2, 3) and (6, 11) the slope is 2 and the line is y = 2x − 1.
About the Slope Calculator
Gradient, angle and line equation from two points. It sits in the Geometry section of NWS Calc, a free collection of calculators that run entirely in your browser. There is no signup, no paywall and no tracking — open the page, enter your numbers, get an answer.
Frequently asked questions
- Is the Slope Calculator free to use?
- Yes. Every calculator on NWS Calc is completely free, with no signup, no usage limits and no ads.
- Does my data leave my device?
- No. The Slope Calculator runs entirely in your browser using JavaScript. Nothing you type is uploaded, logged or stored on a server.
- Can I use the Slope Calculator on my phone?
- Yes. The page is fully responsive and works in any modern mobile or desktop browser — there is nothing to install.
- What else is in Geometry?
- Area, perimeter, volume and surface area for every common shape. You can browse the full Geometry category for related calculators.