Answer:
-0.5
Step-by-step explanation:
-12.5 - (-12) = -12.5 + 12 (because you distribute the minus sign). Then, when adding you get - 0.5
 
        
                    
             
        
        
        
Answer:
2^4 x 5^3 x 70289
Step-by-step explanation:
16 x 125 x 70289=140,578,000
 
        
             
        
        
        
There are 6 squares each with 4 triangles. So there are 24 triangles total. 25% of 24 is 

. Thus shade any 6 small triangles.
 
        
                    
             
        
        
        
To convert mm to m, divide by 1000:
794/1000 = 0.794 m
1 day = 24 hours
1 hour = 3600 seconds
24 x 3600 = 86,400 seconds in a day