TY  - BOOK
AU  - Penn,M.W.
TI  - It's subtraction!
T2  - Pebble books. Pebble math
SN  - 9781429660396 (library binding)
AV  - QA115 .P465 2012
U1  - E PEN 
PY  - 2012///
CY  - Mankato, Minn.
PB  - Capstone Press
KW  - Subtraction
KW  - Juvenile fiction
N1  - Includes bibliographical references and index; GRL: I
N2  - "Simple rhyming text and color photographs describe subtraction"--Provided by publisher
ER  -