Szecsei Homework helpers : Basic math and pre-algebra / by Denise Szecsei. - Franklin Lakes Career Press 2006. - 235p. ill. 23cm Includes index p.229 - 233 ISBN: 1564148734 Subjects--Topical Terms: MathematicsMathematics--Problems, exercises, etc. Dewey Class. No.: 510 SZE 2006