Cookie and Privacy Settings

This website uses cookies to enable essential functions like the user login and sessions. We also use cookies and third-party tools to improve your surfing experience on preplounge.com. You can choose to activate only essential cookies or all cookies. You can always change your preference in the cookie and privacy settings. This link can also be found in the footer of the site. If you need more information, please visit our privacy policy.

Data processing in the USA: By clicking on "I accept", you also consent, in accordance with article 49 paragraph 1 sentence 1 lit. GDPR, to your data being processed in the USA (by Google LLC, Facebook Inc., LinkedIn Inc., Stripe, Paypal).

Manage settings individually I accept
Type Easy Medium Hard Estimation
Addition
Best Result: Ahmet - 376 pts
Best Result: Ivan - 48 pts
Best Result: Kun Eng - 22 pts
Best Result: Ahmet - 49 pts
Subtraction
Best Result: Ahmet - 414 pts
Best Result: Christine - 53 pts
Best Result: Ahmet - 30 pts
Best Result: Abjad - 38 pts
Multiplication
Best Result: Petra - 3701 pts
Best Result: Ahmet - 142 pts
Best Result: Isabelle - 13 pts
Best Result: Ahmet - 45 pts
Division
Best Result: Fritz - 2000 pts
Best Result: Anubhav - 392 pts
Best Result: Matthew - 15 pts
Best Result: Ahmet - 71 pts
Percent
Best Result: Petra - 1403 pts
Best Result: Henrike - 311 pts
Best Result: Henrike - 1323 pts
Best Result: Ahmet - 32 pts
Random
Best Result: Rafael Eduardo - 600 pts
Best Result: Anubhav - 82 pts
Best Result: Ahmet - 18 pts
Best Result: Ahmet - 19 pts

Did you know?

Consulting companies like McKinsey sometimes demand candidates to take a multiple choice test.
Usually it is not possible to complete all excercises of the test in the given time.
Training your case math skills is a key factor to succeed in this kind of tests.

Why are good math skills so important for your Case Interview? Find out in our bootcamp article about mental math.

Details

Choose one of the 24 tests above to check and improve your case math skills.
You can take a test as many times as you want and see how you improved over time.
Under your point score you can see how you performed compared to the candidates.
The ranking is recalculated monthly, which means that you have the opportunity to climb the winners' podium every month.

Further Math Prep

The "FASTMATH Ace the Case" online course provides a comprehensive set of tools to prepare for the quantitative portion of case interviews. It uses video-based instruction to teach efficient calculation methods in order to improve your speed and efficiency for the most common case calculations (multiplication, division, percentages and compound growth calculations).