Exams & Grades Guides
Test, exam, and assignment math — what's needed, what counts, how to plan.
What Grade Do I Need on My Final?The exact formula for the score you need to hit your target.Read guide →How to Grade a TestOne formula, A–F scale, and teacher shortcuts for grading any test fast.Read guide →Exam Grade CalculationHow raw marks become letter grades, and what curves and rubrics really do.Read guide →What Is a Good SAT Score?2026 SAT score guide with percentiles, college ranges, and section targets.Read guide →SAT Score Range 2026What SAT scores mean, how to read your score report, and percentiles.Read guide →SAT vs ACTSide-by-side comparison — format, timing, scoring, which test is better.Read guide →SAT to GPA ConversionCan you convert SAT scores to GPA? Approximate tables and why it's imprecise.Read guide →