Get Your Mental Math Skills up to Speed

Addition

Easy
Best result:
460 points - Jorge
121 points - Tyra
62 points - Hyuntae
Medium
Best result:
44 points - Michi
38 points - Max
26 points - Anastasia
Hard
Best result:
17 points - David
11 points - Bruno
10 points - Clémence
Estimation
Best result:
23 points - M
20 points - Clémence
17 points - David

Subtraction

Easy
Best result:
175 points - Maximilian
153 points - M
66 points - David
Medium
Best result:
39 points - Max
34 points - M
20 points - Anastasia
Hard
Best result:
40 points - Jelle
19 points - Bruno
14 points - William
Estimation
Best result:
15 points - M
13 points - Philipp
10 points - William

Multiplication

Easy
Best result:
348 points - Clémence
203 points - M
142 points - Pan
Medium
Best result:
144 points - Kezia
112 points - Max
84 points - Anastasia
Hard
Best result:
30 points - Phuc
22 points - Harald
9 points - obrad
Estimation
Best result:
18 points - M
16 points - David
11 points - Philipp

Division

Easy
Best result:
306 points - Avi Kumar
250 points - SImon
219 points - Clémence
Medium
Best result:
104 points - Max
30 points - Philipp
29 points - Alex
Hard
Best result:
10 points - j
7 points - Mihyun
6 points - Bruno
Estimation
Best result:
3 points - Julia
1 point - Gautier
1 point - Pan

Percent

Easy
Best result:
500 points - Maximo
121 points - Clémence
105 points - S
Medium
Best result:
197 points - David
135 points - Anastasia
81 points - Tim
Hard
Best result:
57 points - Alex
45 points - Bruno
43 points - Luisa
Estimation
Best result:
13 points - David
12 points - Maxi
7 points - Vincent

Random

Easy
Best result:
226 points - Mikhail
175 points - Aravinth
150 points - Maximo
Medium
Best result:
165 points - Yulia
123 points - David
90 points - Max
Hard
Best result:
17 points - Finn
14 points - Michael
9 points - Shae
Estimation
Best result:
17 points - Benedikt
9 points - Maxi
8 points - Jonny
Random - Method and Difficulty
Best Result:
10 points - Clémence
8 points - Dumo
6 points - Jonas
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.