This strategy helps build fluency for grade 1, 2, 3, and 4. Our printable worksheets on commutative property have everything you need. The commutative properties states that no matter what order the addends are in an addition equation, their sum will remain the same. You can remember the formula for the commutative property in addition, a +b = b+a. You can produce efficient results by making your computations more flexible. Use our answer keys to save time and effort. Kids will love our free worksheet on commutative property and addition.