Goodwill
formula
Goodwill can be calculated by adding cost investment to
the non controlling interest and deducting the fair value of subsidiary net
asset. 
Good will = Cost of investment + Fair value of NCI –
Fair value of net asset
Goodwill
formula Example
A&A Company acquired an entity 70% by paying $
120,000. Fair value of NCI is 35,000. Calculate the Goodwill, where fair value
of net asset is 140,000.
| 
   
Cost
  of investment 
 | 
  
   
120,000 
 | 
 
| 
   
Fair
  value of NCI 
 | 
  
   
35,000 
 | 
 
| 
   
Total
  ( 120,000+ 35,000) 
 | 
  
   
155,000 
 | 
 
| 
   
Fair
  value of net asset  
 | 
  
   
(140,000) 
 | 
 
| 
   
Goodwill 
 | 
  
   
15,000 
 | 
 
Important to remember that total value of net asset is deducted,
because the NCI fair value has already added to the cost of investment.