Answer:
Step-by-step explanation:
i think that it is either -7 - -8 or -7 + 8 or -7+-8. 
 
        
             
        
        
        
So, to make a mixed number into an improper fraction, you have to multiply the whole number by the denominator and then add the numerator o that number.
2 and 7/10:
2x10=20+7=27/10!
<u>The answer would be B!</u>
I hope this helps!
        
                    
             
        
        
        
7 days I think sorry if I’m wrong
        
                    
             
        
        
        
Answer: 1/25
Step-by-step explanation: