Answer:
3.43×10^5 
343000
Step-by-step explanation:
i hope this will help you :)
 
        
             
        
        
        
Answer:
 900000000
Step-by-step explanation:
 
        
             
        
        
        
1/2 - 1/4 = 2/4 - 1/4 = 1/4
I hope this helps!
        
             
        
        
        
Answer:
I have no clue on how to answer this bc I thiugh i knew how to answer 
 
        
             
        
        
        
Answer:
d=7
Step-by-step explanation: