All About Decimals: Math for CCSS focuses on basic instruction in adding, subtracting, multiplying, and dividing decimals. The book is arranged in a systematic way with each lesson focusing on one new skill or concept that builds on those learned previously. The content is aligned with the Common Core State Standards for Mathematics. Mark Twain Media Publishing Company specializes in providing captivating, supplemental books and decorative resources to complement middle- and upper-grade classrooms. Designed by leading educators, the product line covers a range of subjects including mathematics, sciences, language arts, social studies, history, government, fine arts, and character. Mark Twain Media also provides innovative classroom solutions for bulletin boards and interactive whiteboards. Since 1977, Mark Twain Media has remained a reliable source for a wide variety of engaging classroom resources.