California Everyday Mathematics Teacher's Lesson Guide Grade 3 - UCSMP, Volume 1 Author:Max Bell, John Bretzlauf, Amy Dillard, Robert Hartfield, Andy Isaacs, James McBride Unit 1: Routines, Review, and Assessment. Unit 2: Adding and Subtracting Whole Numbers. Unit 3: Linear Measures and area. Unit 4: Multiplication and Division. Unit 5: Place Value in Whole Numbers and Decimals. Unit 6: Geometry.