Online calculator for linear interpolation and extrapolation. Given two (x, y) pairs and an additional x or y, compute the missing value.

An online linear interpolation calculator helps to find the interpolated values for the data points on a line or a curve. The calculator plots the interpolated point on a line and shows a step-by-step …

Free online interpolation calculator for linear and polynomial interpolation. Calculate missing data points with our fast, accurate mathematical tool.

Quickly find values between known data points using our linear interpolation calculator. Input your data, get precise estimates in seconds.

Our free online Interpolation Calculator allows you to quickly and accurately estimate unknown values in your dataset, whether you’re working with simple linear or complex polynomial …

Professional-grade interpolation calculator with linear, polynomial, and cubic spline methods. Interactive visualization, step-by-step solutions, and CSV export for engineers and scientists.

Oct 19, 2025 · Find values between data points using linear, Lagrange, and Newton interpolation methods. Free calculator with step-by-step solutions and examples.

May 14, 2025 · Calculate unknown values between known data points using different interpolation methods. This calculator supports linear, polynomial, cubic spline, and nearest neighbor …

Free online interpolation calculator for linear, polynomial, and spline interpolation. Fast, accurate calculations for engineering, data science, and research.

This article will provide you with the linear interpolation equation and explain in detail how to use it. Thanks to this calculator, you will be able to find the linear interpolation (or extrapolation) in …