Get Your Mental Math Skills up to Speed

Addition

Easy
Best result:
460 points - Jorge
317 points - Petra
213 points - Dev
Medium
Best result:
49 points - Max
44 points - Anastasia
44 points - Michi
Hard
Best result:
42 points - Jelle
37 points - Tom
28 points - Alexander
Estimation
Best result:
30 points - Friedrich
30 points - nicolas
23 points - M

Subtraction

Easy
Best result:
222 points - Marvin
202 points - Clémence
175 points - Maximilian
Medium
Best result:
52 points - Max
47 points - Мишган
34 points - M
Hard
Best result:
64 points - Tom
40 points - Jelle
24 points - Alexander
Estimation
Best result:
27 points - nicolas
17 points - Clémence
16 points - Friedrich

Multiplication

Easy
Best result:
1251 points - Anton
1181 points - Irham
1100 points - Clémence
Medium
Best result:
175 points - Kezia
168 points - Anastasia
127 points - Alexander
Hard
Best result:
46 points - Phuc
25 points - Harald
10 points - Julius
Estimation
Best result:
26 points - David
19 points - Jasper
18 points - M

Division

Easy
Best result:
850 points - Clémence
666 points - Marvin
500 points - Maximo
Medium
Best result:
145 points - Alexander
109 points - Max
44 points - Gideon
Hard
Best result:
10 points - Krish Mehta
7 points - Mihyun
6 points - Bruno
Estimation
Best result:
27 points - Rebecca
16 points - Gautier
15 points - Vincent

Percent

Easy
Best result:
544 points - Clémence
500 points - Maximo
448 points - S
Medium
Best result:
408 points - Clémence
197 points - David
135 points - Anastasia
Hard
Best result:
841 points - David
111 points - nicolas
78 points - Sanzhar
Estimation
Best result:
20 points - M
18 points - Rebecca
14 points - Clémence

Random

Easy
Best result:
314 points - Mikhail
250 points - Clémence
188 points - Aravinth
Medium
Best result:
2128 points - David
304 points - Yulia
149 points - Max
Hard
Best result:
29 points - David
21 points - Jonas
17 points - Finn
Estimation
Best result:
33 points - Samrudhi
19 points - Rebecca
18 points - Brett
Random - Method and Difficulty
Best Result:
11 points - Gautier
11 points - Lea
11 points - felix
Do your mental math skills need a little update?
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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.