Description
Percentage calculator, percent of, percent change, percent increase decrease, what percentage, tip calculator, discount calculator, markup, margin. Compute percent operations: X percent of Y, what percent X is of Y, percent change from X to Y, X increased or decreased by Y percent.
This is a ready-to-deploy endpoint for mathematical calculation utility, delivered as ready-to-run Node.js source.
Accepts 3 query parameters as documented in the included endpoint.json. It has no external API dependencies — it works standalone once deployed.
Package includes: handler.js (the request handler), endpoint.json (metadata and pricing schema), and a README with setup notes. Drop it into an Express (or similar) server and you have a working API endpoint in minutes.






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