Answer:
- 0.5
Step-by-step explanation:
you first change the fractions numbers  in to decimal form
       so;   2/5 = 0.4
                -7/8 = - 0.875
hence;   0.4 + (-0.875)
              = - 0.475
in to its simplest form   =  - 0.5
   the answer is  - 0.5
 
        
             
        
        
        
Answer:
(-6,5)
Step-by-step explanation: