Add This Marks Blog — Grades, GPA & Exam Marks Explained

GPA Explained Grade Conversion to GPA: Which Method Should You Use?

Four ways to convert marks into a GPA — your school's official table, letter-to-point, percentage-band, and cr...

Jul 20, 2026

GPA Explained How to Calculate Credit Hours: Contact Time, Conversions, and Your Degree Total

What a credit hour actually measures, how to work one out from contact time and study hours, quarter-to-semest...

Jul 19, 2026

Grade Calculations Weighted Grades: How to Calculate Yours Step by Step

Weighted grades, how to calculate them by hand: the weighted average formula, a worked syllabus example, and h...

Jul 16, 2026

Everyday Marks Math Marks, Percentages, and Averages: The Everyday Math Behind Every Grade

The everyday marks arithmetic every student needs: turning a raw score into a percentage, averaging test score...

Jul 14, 2026

Grading Scales Grading Scales Explained: Letters, Percentages, GPA Points, and How to Convert Between Them

What a grading scale really is, the typical US letter-and-percentage bands, how letters map to GPA points, pas...

Jul 10, 2026

Exam Strategy What Do I Need on the Final? The Formula, Worked Examples, and a Calm Plan

The required-final-grade formula explained and worked through real scenarios: hitting a target, checking what'...

Jul 05, 2026

Grade Calculations Weighted Grades Explained: How to Calculate Your Course Grade Step by Step

How weighted grades work, in plain language: the weighted average formula, a fully worked course example, poin...

Jul 05, 2026

GPA Explained How to Calculate GPA: Term, Cumulative, and Weighted — With Worked Examples

GPA demystified: how letter grades become grade points, the credit-hour formula, a fully worked term and cumul...

Jul 05, 2026