- 
                  
Maths
 - 
                  
整数
 - 
                  
Age 9
 - 
                    
level: grade 3
 - 
                  
Chinese
 
Author's Instructions
complete all the questions
- 
                  
Maths
 - 
                  
整数
 - 
                    
Age 9
 - 
                    
level: grade 3
 - 
                  
Chinese
 
Author's Instructions
complete all the questions
