# Calculator

> Use this tool when you need to perform quick and accurate arithmetic operations, such as addition, subtraction, multiplication, and division, to speed up everyday calculations and reduce errors. It takes numerical inputs and produces calculated outputs, making it ideal for various workflows and applications. Suitable for use in everyday tasks, financial calculations, and data analysis, among other contexts.

Canonical page: https://skillsregistry.net/skills/aitutor3-calculator-mcp-test  
JSON: https://api.skillsregistry.net/v1/skills/aitutor3-calculator-mcp-test

## Description

Perform quick, reliable arithmetic including addition, subtraction, multiplication, and division. Speed up everyday calculations and reduce errors across your workflows.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-08-24

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-24

## Source

- **Source listing:** [Smithery](https://smithery.ai/server/AITutor3/calculator-mcp-test)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "aitutor3-calculator-mcp-test"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/aitutor3-calculator-mcp-test` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/aitutor3-calculator-mcp-test/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt