It means that if u subtract idk lol
        
             
        
        
        
Answer:
positive 3
Step-by-step explanation:
-8 + 11 is 3. the other way you can think of it is by subtracting 8 from 11.
 
        
                    
             
        
        
        
Answer:
67/100
Step-by-step explanation: 
67÷100 Divide the numbers
0.67 then move the decimal point to the right
6.7 *10 this will give you the fraction 
 
        
             
        
        
        
Answer:
40
Step-by-step explanation:
If it is .5 or higher round up, if it is lower than .5 round down.
 
        
                    
             
        
        
        
So the modal value is most commonly known as mode, or the most common number in a data set. So the most common number in this stem-and-leaf plot is 137
The modal value is 137
Hopes this helps!