Checklist Before Closing or Retiring from Practice

If you were to invest $3,000 today, what would it be worth in 1 year if you can earn 10% on your investments on average? 2 Years? 5 years? 3000 * 1.10 = $3,300. What is the difference between 1 year and 2 years above? Can you explain : the difference? ................
................