# CCSS.8.NS.A.2

irrational numbers, approximation, number line; approximate, compare, represent.

System: US Common Core Math
Route: /math/standards/us-ccss/curratom-us-ccss-8-ns-a-2
Skills: 1

## Skills and Examples

- [Irrational numbers and rational approximation](/math/skills/number/irrational-approximation) — Equations, Variables, Expressions, and Inequalities