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Gradebook Tools Blog

Question-style guides with formulas, worked numbers, and diagrams—paired with the matching free calculator.

Diagram: 85% current grade and 20% final weight require 100% on the final for an 88% course targetWhat grade do I need on my final?Work backward from your target: subtract the weighted current average, then divide by the final’s weight.Diagram of Biology A, History B+, and Algebra B combining into a 3.49 weighted GPAHow is weighted GPA calculated?Multiply each course’s grade points by its credits, add them up, and divide by total credits.Bell curve diagram shifting raw mean 72 to curved mean 85How does a grade curve work?A curve remaps raw scores—often by shifting the class mean or scaling the top score to 100%.Class gradebook diagram with Homework 20%, Quizzes 30%, Exams 50% and three student overallsHow to set up a class gradebook with category weights?Define categories that sum to 100%, enter each student’s category averages, then weight and sum.