Properties of addition. These activities may help students to understand the commutative, associative, and identity properties of addition. This resource includes definition of terms used in addition, wall posters, worksheets, practice set and quizzes/assessment.PDF file 42 pagesSize: 11 x 8.5 Portrait This product includes:· Commutative Property of Addition Wall Poster (Size: 11 x 8.5 Portrait) · Identity Property of Addition (Zero Property) Wall Poster (Size: 11 x 8.5 Portrait) · Associative P