Posted by **KC** on Saturday, April 9, 2011 at 2:31pm.

What addition property can you use to find the missing number?

8+(6+5)=8+(5+_)

- Math -
**bobpursley**, Saturday, April 9, 2011 at 2:35pm
a+b=b+a

What does Commutative mean?

- Math -
**KC**, Saturday, April 9, 2011 at 3:11pm
Thankyou Sir for helping me. I am studying for my tcap exam and some of the stuff on the test we didn't have time to cover because it snowed so much and we couldn't go to school.I think I no what I am looking for now. You have been a bunch of help.

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