Spectrum 
Division, Grade 4 [PDF ebook] 

New to the Spectrum(R) series, Division, is a skill-specific math resource designed to completely support and challenge fourth graders in division. This 96-page book goes into greater depth about division and provides a wide range of examples, practice problem Spectrum(R) series now provides students with focused practice based on the essential skills they need to master for Common Core success. With explicit skill instruction, step-by-step examples, and ample practice, as well as assessment tools for progress monitoring, students are provided everything they need to master specific math skills. Skill-specific Spectrum(R) books are the perfect supplement for home or school.