Uploaded January 2016 | Updated September 2026, 2 weeks ago

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This lesson covers the associative property of addition. Students learn the following addition properties: the commutative property of addition, which states that a + b = b + a, the associative property of addition, which states that (a + b) + c = a + (b + c), and the identity property of addition, which states that a + 0 = a.