The state of California has replaced the State Standards with Common Core.  UDA is in the process of implementing these new learning objectives.  Teachers are partaking in numerous trainings in preparation for full implementation next year.  
Here are some resources that you may find helpful:
Department of Education Website.  Common Core standards can be found on this page 
The website we are using for the adding and subtracting unit:
To view the lessons that I am using download the PDF titled Grade 2 Module 4: Full Module on the right hand side of the page.  Warning: it is LONG!!!!
Last Modified on January 8, 2014