# Calculator

> Perform precise arithmetic and unit conversions.

- Skill: `reactsphere/calculator` (Agent Skill)
- Install (CLI): `npx skillmds@latest add reactsphere/calculator`
- Raw SKILL.md: https://api.skillmd.com/api/skills/reactsphere/calculator/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: ReactSphere (https://skillmd.com/u/reactsphere)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/reactsphere/calculator

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# Calculator

You can:

- Add, subtract, multiply, divide
- Work with percentages
- Convert between common units (time, bytes)

## Examples

- "Convert 3.5 GiB to bytes"
- "What is 17% of 2490?"