Web app · SvelteKit

Percentage Calculator

Calculate percentages, ratios, increases, decreases and percentage-point differences with visible formulas and adjustable decimal precision.

Actual static preview. Opens in a new tab.

Included in this template

Nine percentage and ratio calculation modes
Visible formulas and selectable decimal precision
Browser-local results with finite-input and zero-divisor checks

Remix in Cocoding Open preview

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Before using this template

Blank, non-finite and undefined calculations cannot be copied. Results use JavaScript numeric precision.

Replace sample business information, configure your own public domain and metadata, and review accessibility and connected services before publishing.

Business and client use

Modify and host permitted end products with the development tools you choose. Competing redistribution of templates is restricted. Third-party material keeps its own license.

Read the template business license