@UpstairsAndJacket1410 hours ago
Writing "pp" on the page is such a small thing but it prevents a lot of confusion.
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@InternetCloud13 hours agoUnited States
How do I avoid confusing percentage points with percent change in a case?
- Case Math
I keep mixing up percentage-point changes and percentage changes when I am under time pressure. What is a simple way to keep them straight during a case interview without slowing down too much?
Similar Questions
What should I do if two different calculation methods give me different answers?
- Case Math
Sometimes I calculate a number one way, check it using another method, and get a different result. In a case interview, what should I do next without burning too much time trying to figure out which one is right?
12 hours agoUnited States
How do I recover after making a calculation error that changes my recommendation?
- Case Math
If I catch a math mistake late and realize it affects the direction of my recommendation, what is the cleanest way to correct it? I do not want to panic or pretend the earlier conclusion still works.
Oct 16, 2026United States
Top answer
Mayank G.Coach
Mayank G.CoachCorrect the error as soon as you are confident it is real. A clean correction is better than building the rest of the recommendation on a number you know is wrong.
What should I do if I realize I used gross margin instead of operating margin?
- Case Math
Halfway through a case calculation I noticed I used gross margin when the question was really asking about operating profit. Should I stop and redo the calculation immediately?
Oct 16, 2026United States
Top answerMayank G.Coach
Mayank G.CoachCorrect it as soon as you notice and explain the distinction briefly.