Addition and Subtraction Workbook: One Page A Day Single Digit Math Workbook for Prek to 1st Grade Students Let's make math fun for kids! Mathematics teaches us that every problem has a solution and this addition and subtraction math workbook is the perfect way to begin learning math. Improve your child's success in class with addition and subtraction practice. - 25 addition pages to solve with answer key (25 problems per page) - 25 subtraction pages to solve with answer key (25 problems per page) - Daily math practice workbook for Prek to 1st grade students - Great tool for homeschooling or elementary school children to practice single digit math problems daily