Enterprise Value vs. Equity Value

Equity value will tell you what a company is worth.
Enterprise value tells you how much it would cost to acquire a company in totality.

Enterprise Value 
+ Available Cash
- Debt
= Equity Value 

Equity Value
Valuation of Equity/ Equity Value formula = Common Shares Outstanding * Share Price

Enterprise Value
Enterprise Value formula = Equity Value – Cash + Debt + Minority Interest + Preferred Stock

OR

EV = market value of common stock + market value of preferred equity + market value of debt + minority interest - cash and investments.

Need to back out net debt

Reference: Finance Walk