Helping at the book sale : represent and solve subtraction problems / John Chen.

Author/creator Chen, John, 1982-
Format Book
Publication InfoNew York : Powerkids Press, 2014.
Description24 pages : color illustrations ; 21 cm.
Subjects

SeriesCore math skills: Operations and algebraic thinking
Core math skills. Operations and algebraic thinking. UNAUTHORIZED
Contents The book sale -- Selling books -- More than books -- Going home.
Abstract Readers will practice subtracting within 20 at a book sale, where books flying off the shelves become the factors in subtraction equations.
General noteIncludes index.
LCCN 2013002105
ISBN9781477722084 (library binding)
ISBN1477722084 (library binding)