
64% of 75 tiles is 48 tiles.
 
        
                    
             
        
        
        
9^-2 = 1/81 or 0.0123
When there is a negative in front of the exponent it makes a fraction. It is usually just 1/the number it equals if it were positive.
        
                    
             
        
        
        
Answer: 
x=-8/3
x=-22/3
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
1/4
Step-by-step explanation:
its bigger