Weighted Average Formula:
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Definition: This calculator computes your overall grade based on individual component grades and their respective weights.
Purpose: It helps students determine their current standing in a course where different assignments/exams carry different weights.
The calculator uses the weighted average formula:
Where:
Explanation: Each grade is multiplied by its weight, summed together, then divided by the total weight.
Details: Most college courses use weighted grading where exams, homework, and projects contribute differently to your final grade.
Tips: Enter up to 3 grade/weight pairs. Weights can be percentages (e.g., 30) or points (e.g., 100). The calculator normalizes the weights.
Q1: How do I know the weights for my course?
A: Check your syllabus - it should specify the weighting of exams, assignments, participation, etc.
Q2: Should weights add up to 100%?
A: Not necessarily - the calculator normalizes them. Enter the raw weights from your syllabus.
Q3: Can I add more than 3 components?
A: This version supports up to 3. For more components, sum groups of similar items first.
Q4: What if I have extra credit?
A: Add it as an additional grade with its point value as the weight.
Q5: How accurate is this for my final grade?
A: It's accurate for current grades but doesn't predict future performance or include grading curves.