Image credit: Getty Images News/Thinkstock.

If you have only a few minutes to assess Bank of America's (NYSE:BAC) third-quarter performance, then the four numbers in the following slideshow will give you a quick but valuable perspective on whether or not the nation's second biggest bank by assets is continuing to head in the right direction.

The four numbers cover the most important aspects of Bank of America's ongoing turnaround. They touch on its profitability and efficiency, as well as its progress at fully and finally putting the financial crisis in the rearview mirror. To learn more about which four numbers Bank of America investors should continue to watch going forward, simply scroll through the short slideshow.