How to Calculate Your College GPA Step by Step
Find your semester and cumulative GPA with a simple formula. See a worked example, why you should not average semester GPAs, and how credits matter.
Blogs
Plain-English guides to the maths, money, school, and health topics behind our calculators, with worked examples you can follow. Page 2 of 2.
How to Calculate a Tip Quickly and Exactly
Learn the 10% shortcut, how to work out 15%, 18%, and 20% in your head, whether to tip before tax, and how to split a bill fairly.