# Test Skill

> Use when working with a simple calculator skill for testing function calling. Can perform basic arithmetic operations like addition, subtraction, multiplication, and division.

- Skill: `tomevault-io/test-skill-15` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add tomevault-io/test-skill-15`
- Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/test-skill-15/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: tomevault-io (https://skillmd.com/u/tomevault-io)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/tomevault-io/test-skill-15

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# Test Skill - Calculator

## What to do
1. Parse the user's arithmetic request (e.g., "calculate 5 + 3", "what is 10 * 20")
2. Perform the calculation
3. Return the result in a clear format

## Supported Operations
- Addition (+)
- Subtraction (-)
- Multiplication (*)
- Division (/)

## Output format
- Confirm the operation: "Calculating [expression]..."
- Show the result: "Result: [number]"
- Add a friendly closing message

## Example
User: "What is 15 + 25?"
Response: 
```
Calculating 15 + 25...
Result: 40
Hope this helps! 🧮
```

## Notes
- For division by zero, return an error message
- Support both integer and floating-point numbers
- Handle invalid expressions gracefully

---
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<!-- tomevault:4.0:skill_md:2026-04-13 -->