The UC system calculates GPA in a very specific way. I put this calculator together for our planning:
Let me know if you have any feedback or questions or if you find it helpful.
UC GPA Calculator - Calculate Your University of California Admission GPA
Calculate your UC admission GPA with our comprehensive calculator. Supports unweighted, uncapped weighted, and capped weighted GPA calculations following University of California's official requirements for high school students.
ucgpacalc.com
Let me know if you have any feedback or questions or if you find it helpful.