Percents and RatiosBook - 2012
"Learn about percents and ratios, including how to tell what's a better purchase, figuring out sales tax and discounts and appropriate tips"-- Provided by publisher.
Publisher: Berkeley Heights, NJ : Enslow Publishers, c2012
Branch Call Number: 513.24 W7694p 2012 TEEN
Characteristics: 104 p. : col. ill. ; 25 cm