This five book series "First Steps in Math" focuses on the beginning math skills that students need to master in order to move on to more complicated mathematics. Presented subject by subject, students will recieve the necessary practice and review of concepts and problems in order to succeed before moving on to the next set of problems. Concepts aren't presented in a vacuum, but rather are accompanied by shapes, image words and numerals, implying that math is just a "shortcut" for representing actual objects. Making learning math manageable, these workbooks will install confidence and mastery of concepts in your students. 21 reproducible, perforated pages. Achievement certificate included. For grades K-3; This book contains subtraction problems.