**YOUR TURN:**

**Find the difference:**

**OK, now we need to figure out how to get the nth term for these things.**

**Given this arithmetic sequence**

**Let's find the 50th term, the 100th term and the nth term.**

**First, we need the difference... 4!**

**Whenever you're trying to create a math formula, it's always a good idea to make a table and look for a pattern.**