1987 Straight Forward Math Series -- Subtraction (Paperback/Saddle Stitch Binding)(11"x8.5") by S. Harold Collins / Illustrated by Kathy Kifer ***For Students, Parents and Teachers; A Straightforward Way to Teach, Review, and Test Subtraction Skills ***GP-012 ***ISBN-13: 9780931993121 ***Condition: Good Used ***34 Pages @math08.2side*;1g>mathsup ASKU#v