Certificate for Mental Calculation
The table below provides you an idea on the degree of difficulties of each level of mental tests.

All Mental Math tests are limited to 3 minutes.

Certification Exam  detail

Certification Exam Sample Test  Click here

Certification lookup
Please click on the title of each level to access certification samples
Mental Matha
Classification
Level 10 Level 9 Level 8 Level 7 Level 6
Sample Questions
A B 
A B 
A B 
A B 
A B 
10 
68 
 
   
   
   
   
   
   
60 
 
   
   
   
   
   
94 
70 
 
 
   
   
   
   
24 
96 
 
 
   
   
   
37 
-4  -28 
-12 
-6 
 
-1   
 
   
   
Answer
  
  
  
  
  
Mental Math
Classification
Level 5 Level 4 Level 3 Level 2
Sample Questions
A B 
A B 
A B 
A B 
10 
54  91 
-36  -27 
21  43 
-3  -77 
88  62 
-5  -15 
 
 
   
   
67   
-43   49x6=
21   
29   
75   182÷7=
14   
75   
-70   
   
   
42   
16   322x8=
-40   
18   
27  276÷23= 
-38   
51   
74   
93   
-57   
$.53   
3.08   57x38=
-0.16   
4.72   
0.9   6,734÷91=
8.63   
-0.94   
4.07   
0.51   
-7.26   
Answer
  
  
  
  
Mental Math
Classification
Level 1 Level Pro
Sample Questions
A B 
A B 
10 
$7.41   
58.15   663x24=
-3.96   
84.27   
6.02   42,282÷58=
-93.45   
6.93   
30.26   
-7.18   
7.45   
$80.17   
5.74   986x761=
-42.93   
9.51   
626.3   48,447÷769=
31.95   
-204.79   
48.03   
826.75   
-8.16   
Answer
  
  
a. The Examinee needs to get 70 points and above to be qualified for Levels 10 through 1. Each addition/subtraction question worths 10 points. Each multiplication and division question worths 5 points.
b. Starting at Level 4 and onward, the mental tests include addition/subtraction, multiplication, and division.
c. The questions for Level Pro 1 ~ 10 are all the same. The certified level will be defined according to the points obtained by the Examinee as shown in the table below.
Level Pro
1-10
Points
Pro 1  80 
Pro 2  90 
Pro 3  100 
Pro 4  110 
Pro 5  120 
Pro 6  130 
Pro 7  140 
Pro 8  160 
Pro 9  180 
Pro 10  200