You have to subtract the 6 first and then divide the rest by 1/8.
34-6=28
28×1/8=224
        
             
        
        
        
In the attached diagram you can see Place Value Chart that is used to help understand the value of each digit based on the place or position. 
For the number 756:
- 7 has a value of 7 hundreds, or 700;
- 5 has a value of 5 tens, or 50;
- 6 has a value of 6 ones, or 6. 
Answer: 5 has a value of 5 tens, or 50
 
        
                    
             
        
        
        
Its different because when u add 645 and 738 it equals 1,382 and when u add  645 and 649 it equals 1,294 so 1,382 is the greater number and its different from 1,294<span />
        
             
        
        
        
-6 is greater than 5 is wrong
        
                    
             
        
        
        
Answer:
Would you mind posting a picture instead thank you.