Guides

Short explainers that go with the calculators on this site, so you understand the numbers rather than just read them off a screen.

• How to Calculate CGPA from Semester GPAs

  The formula, a worked example, and why averaging your semester GPAs gives the wrong answer.

• Absolute vs Relative Grading

  Why identical marks can earn different grades, and what it means when you calculate your GPA.

• Salary Tax in Pakistan 2026-27

  The current slabs, step-by-step calculation, and tax on monthly salaries from Rs 50,000 to Rs 600,000.