"Figuring Out Fluency: Multiplication and Division with Whole Numbers" is a classroom companion book designed for K-8 students. Published by Corwin Press in 2021, this trade paperback offers 224 pages of instructional materials and activities related to multiplication and division within whole numbers. Authored by Jennifer M. Bay-Williams, John J. Sangiovanni, Rosalba Serrano, and Rosalba McFadden, this book is part of the Corwin Mathematics Series and is an invaluable resource for students looking to improve their math fluency in the subjects of multiplication and division.