4. Questions to ask yourself to understand what you observe and write a rule : Where does the pattern start? Does the pattern change as the pattern continues? What would be the next figure or number in the pattern? Write a rule for these patterns, then give the next number in the pattern. 30, 25, 20, 15 …… 2, -2, 2, -2 …… 4, 9, 14, 19 ……