// by seankriegler.com
Grade Calculator
Calculate weighted grades, overall average, and letter grade
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Weighted Average
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Letter Grade
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GPA (4.0 Scale)
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Total Weight
// Weighted Grades
Weighted grades assign different importance to assignments. A final exam worth 40% has more impact than homework worth 10%. Weights should total 100%.
// GPA Scale
A = 4.0, A- = 3.7, B+ = 3.3, B = 3.0, B- = 2.7, C+ = 2.3, C = 2.0, C- = 1.7, D+ = 1.3, D = 1.0, F = 0.0
// Letter Grades
A: 90-100, B: 80-89, C: 70-79, D: 60-69, F: below 60. Some schools use +/- modifiers within each range.