This workbook was created through the efforts of three instructors at Scottsdale Community College in Scottsdale, Arizona, has been used by thousands of students, and is continually improved. This workbook contains have lessons that were carefully and thoughtfully crafted to lead students on a path to understanding numbers and arithmetic.
Donna Gaudet, Amy Volpe ,Jenifer Bohart
Scottsdale Community College
Donna Gaudet, Amy Volpe ,Jenifer Bohart, “Basic Arithmetic Workbook,” Open Educational Resource (OER) , accessed October 22, 2020, http://oer.iain-padangsidimpuan.ac.id/items/show/2531.