Pls show work in excel

Today, each US Dollar can be exchanged for LLL 2.76 in LaLaLand. There is a general belief that three years from now the exchange rate will change to LLL 2.82. This information allows you to find the difference, each year, between the expected inflation rates between the USA and LaLaLand over the next three years. What is it? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Difference in annual inflation rates %