# Chapter 5 - Number Theory and the Real Number System - 5.5 Real Numbers and Their Properties; Clock Addition - Exercise Set 5.5: 81

The commutative property of addition states that for any real numbers $a$ and $b$, $a+b= b+a$ In words, this means that the order of the things that we are adding does not impact the sum. Example: $3+6 = 6+3$ Notice that both are equal to 9.

#### Work Step by Step

The commutative property of addition states that for any real numbers $a$ and $b$, $a+b= b+a$ Example: $3+6 = 6+3$ Notice that both are equal to 9.

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