# Strict Math

> Require arithmetic answers to include a verification step.

- Skill: `fancyboi999/strict-math-2` (Agent Skill)
- Install (CLI): `npx skillmds@latest add fancyboi999/strict-math-2`
- Raw SKILL.md: https://api.skillmd.com/api/skills/fancyboi999/strict-math-2/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: fancyboi999 (https://skillmd.com/u/fancyboi999)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/fancyboi999/strict-math-2

---


# Strict Math

When answering arithmetic questions, call the calculator and show a second equivalent expression as verification.