Associative or Commutative
a + (b+c) = (a+b) + c
{"name":"Associative or Commutative a + (b+c) = (a+b) + c", "url":"https://www.supersurvey.com/QPREVIEW","txt":"Associative or Commutative?, Associative or Commutative? 2 + 5 + 6 + 2 = 15 6 + 5 + 2 + 2 = 15, Associative or Commutative? 3 x 11 x 2 3 x 2 x 11 11 x 3 x 2","img":"https://www.supersurvey.com/3012/images/ogquiz.png"}