Get Your Mental Math Skills up to Speed

Addition

Easy
Best result:
136 points - Petra
107 points -
96 points - Julius
Medium
Best result:
50 points - Umay
40 points - Anastasia
20 points - Marcos
Hard
Best result:
12 points - Gianluca
11 points - Jason
7 points - Daniel
Estimation
Best result:
13 points - Jason
10 points - Hana
8 points - Daniel

Subtraction

Easy
Best result:
103 points - Julius
77 points - shivendra
71 points - Aisha
Medium
Best result:
24 points - Anastasia
21 points - Rada
18 points - Gianluca
Hard
Best result:
18 points - Judith
9 points - Daniel
5 points - Isabel
Estimation
Best result:
12 points - Daniel
12 points - Johannes
9 points - Til

Multiplication

Easy
Best result:
266 points - Julius
171 points - Toni
164 points - Gary
Medium
Best result:
207 points - Anastasia
38 points - Jason
24 points - Chetna
Hard
Best result:
34 points - Phuc
18 points - Jelle
4 points - Jason
Estimation
Best result:
25 points - Jason
15 points - Mattia
5 points - Spencer

Division

Easy
Best result:
281 points - Julius
185 points - Isabella
87 points - Malek
Medium
Best result:
24 points - Alessia
21 points - Rada
16 points - Elias
Hard
Best result:
5 points - Jason
2 points - Spencer
1 point - Isabel
Estimation
Best result:
2 points - Mattia
1 point - Til

Percent

Easy
Best result:
207 points - Julius
88 points - Daniele
63 points - Jonathan
Medium
Best result:
53 points - Isabella
37 points - Jiya
27 points - Jonathan
Hard
Best result:
38 points - Isabella
31 points - lakshi
25 points - Jiya
Estimation
Best result:
9 points - Daniel
6 points - Ryan
5 points - Til

Random

Easy
Best result:
270 points - Marcos
123 points - Aravinth
107 points - Mikhail
Medium
Best result:
78 points - Samrudhi
57 points - F
45 points - Shun
Hard
Best result:
27 points - Jonas
20 points - Jin
9 points - Marius
Estimation
Best result:
48 points - Samrudhi
21 points - Jin
13 points - Til
Random - Method and Difficulty
Best Result:
6 points - Timo
4 points - Ryan
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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.