How can a student with two Es and a P have a P overall?

How can a student with three standards scores of E, E, and P end up with P as an overall grade? PowerSchool calculates grades based on the scores of the underlying assignments. See the PowerPoint below for an explanation, and use this grade calculator spreadsheet (download it to your computer before opening) to input a student’s individual assignment standard scores to see how this translates into overall standards scores and the overall course grade.