Addition
Easy
Best result:
334 points - Petra
132 points - Alexander
127 points - Jordan
Medium
Best result:
51 points - William
50 points - Umay
45 points - Max
Hard
Best result:
27 points - Jelle
20 points - Chun Hei
15 points - Amy
Estimation
Best result:
38 points - Amy
26 points - DER UNTER MIR STINKIT
22 points - Olivier
Subtraction
Easy
Best result:
171 points - Ben
105 points - Amy
103 points - Julius
Medium
Best result:
44 points - Max
38 points - Amy
30 points - Chun Hei
Hard
Best result:
22 points - Amy
18 points - Judith
18 points - Filip
Estimation
Best result:
25 points - Amy
14 points - Johannes
12 points - Daniel
Multiplication
Easy
Best result:
1251 points - Nisha
427 points - Daniele
266 points - Julius
Medium
Best result:
320 points - Anastasia
114 points - Max
42 points - Alexander
Hard
Best result:
35 points - Phuc
18 points - Jelle
18 points - Phongbhol
Estimation
Best result:
25 points - Jason
23 points - Amy
15 points - Mattia
Division
Easy
Best result:
1000 points - Phongbhol
615 points - Daniele
535 points - Daniel
Medium
Best result:
110 points - Max
30 points - Isabella
29 points - Phongbhol
Hard
Best result:
13 points - Jonas
13 points - Phongbhol
11 points - Michi
Estimation
Best result:
18 points - Lucas
17 points - Nikoletta
9 points - Phongbhol
Percent
Easy
Best result:
541 points - Isabella
304 points - Daniele
213 points - Nate
Medium
Best result:
120 points - Isabella
107 points - Max
77 points - Lizzy
Hard
Best result:
87 points - Isabella
46 points - Kim
42 points - Nikoletta
Estimation
Best result:
13 points - Amy
12 points - Daniel
11 points - Jonathan
Random
Easy
Best result:
280 points - Mikhail
270 points - Marcos
179 points - Aravinth
Medium
Best result:
371 points - Yulia
158 points - Samrudhi
126 points - Roman
Hard
Best result:
33 points - Jonas
24 points - Jin
10 points - Phongbhol
Estimation
Best result:
48 points - Samrudhi
40 points - Jin
14 points - Jasper
Random - Method and Difficulty
Best Result:
12 points - Phongbhol
12 points - Jin
10 points - Shambhavi
Do your mental math skills need a little update?
Sign up now for free and practice with our Mental Math Tool.
Practice Your Mental Math Skills for Free
Fast and accurate mental math is a necessary skill for many job interviews and also for your job. Therefore, it’s important to dedicate regular time to training your math skills. Discover more about why strong math abilities are essential in our article on the fundamentals of fast math.
How the Mental Math Tool Works
Choose one of the 24 tests above to assess and improve your math skills for free. You can take a test as many times as you like and track your improvement over time. See how you perform compared to other candidates. The top 3 rankings are recalculated monthly, giving you the chance to climb the leaderboard each month. All other metrics, including your average, the overall user average, and your best results, are cumulative.
Mental Math Practice – Train Your Math Skills for Your Interview
Use our interactive and user-friendly mental math tool to train your interview math skills in all basic operations (e.g., addition, multiplication, percentages). By comparing your performance to the overall PrepLounge community, you can enhance your math skills and ensure you are well-prepared for any calculations during your interview.