Less than nothing is really something.
By: Illustrated by Don Madden.
Contributors: Madden, Don, 1927- illus.
Series: A Young math book
Publisher: Crowell
Published: 1973
Place of publication: New York
Language: eng
Number of pages: 33
Subjects: Arithmetic -- Juvenile literature.; Numbers, Natural -- Juvenile literature.; Numbers, Negative -- Juvenile literature.; Arithmetic.
Description: Explains in simple terms the concept of positive and negative numbers.