How Many GPA Is 80%?

Updated May 2026 · KnowMyGPA

80% is a B, which is about a 3.0 GPA on the standard 4-point scale. If your school uses plus/minus grades, exactly 80% is a B- (2.7).

80% on each scale

Scale	Letter	GPA
Simple 4-point (80–89% = B)	B	3.0
Plus/minus (80–82% = B-)	B-	2.7

So the quick answer is 3.0 on the common scale, and 2.7 if your school splits letters with + and −.

What this means for your average

If you score around 80% across all your classes, your GPA will land near 3.0 — a solid B average. Mixing in some 90%+ grades pulls it toward 3.5+.

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FAQ

Is 80% a good grade?

An 80% is a B — a solid, above-average grade that keeps you in good standing. It's a bit below the level competitive scholarships look for (usually 90%+).

Is 80% a 3.0 or 2.7?

On a simple 4-point scale 80% is a B (3.0). On a plus/minus scale exactly 80% is a B- (2.7).