50 Fill-in Math Word Problems: Addition & Subtraction: Engaging Story Problems for Students to Read, Fill-in, Solve, and Sharpen Their Math Skills

by: Bob Krech · Joan Novelli Paperback details (USA). ISBN: 978-0-545-07481-0 ISBN-10: 0-545-07481-9 Scholastic Teaching Resources (Teaching Strategies) · 2009