Math Mammoth Grade 4-B, comprises a complete math curriculum for the second half of fourth grade mathematics studies. The curriculum meets and exceeds the Common Core standards. This product, Math Mammoth Grade 4-B, covers division (chapter 5), geometry (chapter 6), fractions (chapter 7), and decimals (chapter 8). The rest of the topics are covered in Math Mammoth Grade 4-A. You will also get separate answer keys, chapter tests, additional cumulative reviews (I do recommend you use at least