Mental Math Practice – Train Your Math Skills for Your Case Interview in Consulting
Use our interactive and user-friendly mental math tool to train your case interview math with respect to all basic operations (e.g. addition, multiplication, percentage). By comparing your performance to the overall PrepLounge community, you can improve your case math skills and make sure that you will be prepared for any calculations in your consulting interview.
Addition
Easy
Best Result:
1170 points - Petra
401 points - ravi
267 points - IND
Medium
Best Result:
44 points - ravi
33 points - Ian
30 points - Jordan
Hard
Best Result:
21 points - Jelle
19 points - Dan
18 points - Tom
Estimation
Best Result:
27 points - LIN
27 points - Jordyn
26 points - Damian
Subtraction
Easy
Best Result:
864 points - Petra
173 points - Roland
167 points - Jason
Medium
Best Result:
65 points - Roland
37 points - IND
36 points - Joshua
Hard
Best Result:
34 points - Jelle
32 points - Roland
23 points - Xinmeng
Estimation
Best Result:
26 points - Damian
26 points - Roland
20 points - Tom
Multiplication
Easy
Best Result:
1084 points - Tarek
666 points - IND
543 points - Alejandra
Medium
Best Result:
148 points - Aladin
108 points - Orfeusz
106 points - Krystelle
Hard
Best Result:
61 points - Phuc
20 points - Harald
19 points - Jelle
Estimation
Best Result:
92 points - Nargiz
41 points - Xinmeng
33 points - Damian
Division
Easy
Best Result:
1511 points - Jurgen
1059 points - Keanu
666 points - IND
Medium
Best Result:
66 points - Orfeusz
63 points - Maximilian
53 points - IND
Hard
Best Result:
19 points - Phuc
11 points - Alexandr
7 points - IND
Estimation
Best Result:
31 points - Xinmeng
30 points - Damian
17 points - Lucy
Percent
Easy
Best Result:
666 points - IND
506 points - Dorian
480 points - Petra
Medium
Best Result:
352 points - Maximilian
208 points - Dorian
162 points - IND
Hard
Best Result:
500 points - Aladin
256 points - IND
125 points - Dorian
Estimation
Best Result:
19 points - Orfeusz
15 points - Carlo
15 points - Damian
Random
Easy
Best Result:
1161 points - Petra
666 points - IND
537 points - Anirudh
Medium
Best Result:
174 points - Samrudhi
106 points - Krystelle
101 points - Ian
Hard
Best Result:
36 points - mart
35 points - Phuc
20 points - Georg
Estimation
Best Result:
32 points - J
30 points - Samrudhi
23 points - Damian
Random - Method and Difficulty
Best Result:
11 points - Veronica
11 points - Damian
10 points - Anirudh
Practice Your Consulting Mental Math for Free
Fast and accurate mental math is a necessary requirement to pass your job interview at consulting companies like McKinsey, BCG or Bain. Therefore, you should invest regular time in training your case math skills. Find out more about why good math skills are so important for your case interview in our Case Interview Basics article about mental math.
This Is How the Mental Math Tool Works
Choose one of the 24 tests above to check and improve your case math skills for free. You can take a test as many times as you want and see how you improved over time. Check out how you perform compared to other candidates. The top 3 ranking is recalculated monthly which means that you have the opportunity to climb the winners' podium every month. All other values (your average, all users average and your best results) are all-time values.
