2009 California HSP Math Grade 1 Unit 6: Measurement and Operations Chapters 21-24 (CA)(P) by Evan M. Maletsky, Joyce McLeod, Angela G. Andrews, Juli Dixon, Vicki Newman, Tom Roby, Janet K. Scheer, Jennie M. Bennett, Lynda Luckie, Karen S. Norwood, Robin C. Scarcella, & David G. Wright*** Includes: *Chapter 21: Length, *Chapter 22: Weight and Capacity, *Chapter 23: Place Value and 2-Digit Addition, & *Chapter 24: Place Value and 2-Digit Subtraction ***ISBN-13: 9789997839756 ***Condition: Like New/Good Used @math12.4/BS15.5b5/BS15.5f5