Question:

Adjusted for stock splits, the price of Microsoft shares rose 6.84%, 13.71%, 13.50%, and 36.04% in the years 2011 to 2014, respectively. In 2015, the share prices fell 1.13%.

a. What was the overall five-year percent change in the price of Microsoft shares?

b. If the share price at the end of 2015 was $45.57, what was the price at the beginning of 2011?

Please proper explain and do not copy from Chegg, otherwise I have to report the answer.