[{"term": "Sum", "definition": "The result of adding two or more numbers together."}, {"term": "Addend", "definition": "Any number being added in an addition problem."}, {"term": "Carrying (Regrouping)", "definition": "Moving a value to the next place value column when a sum exceeds 9."}, {"term": "Commutative Property", "definition": "Changing the order of addends does not change the sum (a + b = b + a)."}, {"term": "Associative Property", "definition": "Changing the grouping of addends does not change the sum."}, {"term": "Identity Property", "definition": "Adding zero to any number gives that same number (a + 0 = a)."}]