California Everyday Mathematics Teacher's Lesson Guide Grade 5 - UCSMP, Volume 1 Author:Max Bell, John Bretzlauf, Amy Dillard, Robert Hartfield, Andy Isaacs, James McBride Unit 1: Number Theory. Unit 2: Estimation and Computation. Unit 3: Geometry Explorations and the American Tour. Unit 4: Division. Unit 5: Fractions, Decimals, and Percents. Unit 6: Using Data; Addition and Subtraction of fractions.