Credit-weighted GPA on the standard US 4.0 scale: add your courses, credits, and letter grades — the grade points and weighted average compute live.
GPA = Σ(grade points × credits) ÷ Σ(credits). A 4-credit A contributes four times as much as a 1-credit A.
On the most common US scale, A+ = 4.0 (some schools use 4.3). Adjust the grade options if your institution differs.
They typically carry credits toward graduation but no grade points, so they are excluded from GPA — leave them out here.