Do you know a website that gives distributive property work sheets?

Question

Do anyone a website that gives worksheet for this
EX: a(b+c) = a*b+a*b

Answer 1

http://www.algebrahelp.com/worksheets/view/simplifying/distribution.quiz

http://www.gomath.com/algebra/associativeworksheet.php

http://www.math.com/students/worksheet/algebra_sp.htm