eolas/Mathematics/Prealgebra/Commutativity.md
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2022-09-06 13:27:08 +01:00

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---
categories:
- Mathematics
tags:
- theorems
- prealgebra
---
# The Commutative Property of Addition and Multiplication
**Let $a$, $b$ represent members of $\mathbb{W}$ or $\mathbb{Z}$ then:**
$$ a + b = b + a $$
$$ a \cdot b = b \cdot a $$