Perform calculations, unit conversions, and math operations. Use when: user asks to calculate, convert units, do math, percentages, tip calculations, or date arithmetic. Don't use when: user asks about crypto prices (use crypto-prices skill) or nutrition math (use calclaw skill).
Installs into .claude/skills of the current project.
Are you the author of Calculator?
Add the live security badge to your README. It updates with every re-scan.
[](https://www.skillsdirectory.com/skills/sepivip-calculator)
---
name: calculator
description: "Perform calculations, unit conversions, and math operations. Use when: user asks to calculate, convert units, do math, percentages, tip calculations, or date arithmetic. Don't use when: user asks about crypto prices (use crypto-prices skill) or nutrition math (use calclaw skill)."
version: "1.0.0"
---
# Calculator
## Use when
- "what's 15% of 80?", "convert 5km to miles"
- Math expressions, tip calculations
- Date differences, unit conversions
## Don't use when
- Crypto prices (use crypto-prices)
- Calorie/macro calculations (use calclaw)
- Financial analysis
## Instructions
For calculations:
1. Parse the mathematical expression
2. Show work for complex calculations (step by step)
Just the answer for simple arithmetic
3. Unit conversions supported:
- Temperature: C/F/K
- Length: m/ft/in/cm/km/mi
- Weight: kg/lb/g/oz
- Volume: L/gal/ml
- Currency: Use web_search for current rates
4. Percentages: X% of Y, tip calculations
5. Date math: days between dates, X days from now
Format results clearly with units.
