fibonacci

We can't add a common number of multiply a common number to solve this. But what happens if we start at the 3rd term and add the 2 prior terms? 0 + 1= 1 1 + 1 = 2 1 + 2 = 3 3 + 5 = 8 5 + 8 = 13 This is known as the Fibonacci Sequence.