Get Your Mental Math Skills up to Speed

Addition

Easy
Best result:
460 points - Jorge
204 points - María
147 points - Petra
Medium
Best result:
49 points - Max
44 points - Michi
35 points - Anastasia
Hard
Best result:
37 points - Tom
25 points - David
15 points - Alexander
Estimation
Best result:
23 points - M
22 points - William
20 points - Clémence

Subtraction

Easy
Best result:
175 points - Maximilian
153 points - M
95 points - David
Medium
Best result:
49 points - Max
34 points - M
32 points - Мишган
Hard
Best result:
64 points - Tom
40 points - Jelle
21 points - Jasper
Estimation
Best result:
17 points - Clémence
15 points - M
14 points - Rebecca

Multiplication

Easy
Best result:
502 points - Krish Mehta
348 points - Clémence
283 points - ccaca
Medium
Best result:
167 points - Kezia
127 points - Alexander
112 points - Max
Hard
Best result:
34 points - Phuc
25 points - Harald
10 points - Julius
Estimation
Best result:
26 points - David
19 points - Jasper
18 points - Peter

Division

Easy
Best result:
306 points - Avi Kumar
255 points - Clémence
250 points - SImon
Medium
Best result:
108 points - Max
74 points - Alexander
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:
197 points - David
135 points - Anastasia
81 points - Tim
Hard
Best result:
841 points - David
69 points - Jasper
68 points - Clémence
Estimation
Best result:
20 points - M
18 points - Rebecca
13 points - David

Random

Easy
Best result:
314 points - Mikhail
183 points - Valentin
175 points - Aravinth
Medium
Best result:
530 points - David
187 points - Yulia
131 points - Max
Hard
Best result:
24 points - David
17 points - Finn
14 points - Michael
Estimation
Best result:
19 points - Rebecca
18 points - Brett
17 points - Benedikt
Random - Method and Difficulty
Best Result:
11 points - felix
10 points - Clémence
9 points - Gautier
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.