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Tutorials, reference docs, and tips from the instacalc team.

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Tutorials
Tutorial
Your First Calc
Build a tip calculator in 60 seconds. Learn variables, percentages, and comments.
Tutorial
Variables & Formulas
Name your numbers, build connected expressions, and explore what-if scenarios.
Reference
Reference
Function Reference
All built-in functions: math, financial, and formatting.
Reference
Syntax Guide
Percentages, dollar shorthand, units, and special syntax.