Our Slope Calculator is a free online tool that helps you quickly calculate the slope of a line using two coordinate points (x₁, y₁) and (x₂, y₂). This mobile-friendly and WordPress-safe calculator is ideal for students, teachers, and professionals working with algebra and geometry. Just enter the values of the two points, click the Calculate Slope button, and get instant results. The calculator also identifies special cases like vertical lines where the slope is undefined. Use this easy slope calculator to make your math and geometry problems simple and accurate.