- 
                  
Math
 - 
                  
Mental Arithmetic Jump to Make 10
 - 
                  
Age 10-12
 - 
                    
level: 5
 - 
                  
English
 
Author's Instructions
addition by splitting to make friendly facts
- 
                  
Math
 - 
                  
Mental Arithmetic Jump to Make 10
 - 
                    
Age 10-12
 - 
                    
level: 5
 - 
                  
English
 
Author's Instructions
addition by splitting to make friendly facts
