Addition and Subtraction 
Subtitle: Two Digits - Regrouping
Edition: 1 edition
Publisher: Frank Schaffer
Published: May 28, 2001
Language: eng
Format: Paperback
Number of pages: 14
ISBN-13: 9780764703393
Subjects: Mathematics; Juvenile Nonfiction; Children: Grades 3-4; General; Juvenile Nonfiction / Mathematics / Arithmetic; Mathematics - General