### Home > MC2 > Chapter 1 > Lesson 1.1.4 > Problem 1-27

1-27.

Try to look at how the numbers grow. Also look for relationships between the numbers - do they have anything in common?

How is 5 related to 2 and 3 before it? How is 8 related to 3 and 5 before it? Using this relationship, what numbers come next in the pattern?

The next four numbers are:

13, 21, 34, 55

Try to look at how the numbers grow. Also look for relationships between the numbers - do they have anything in common?

What happens when you subtract the second number by the first, the third number by the second, and so on?

The next four numbers are:

36, 49, 64, 81

Try to look at how the numbers grow. Also look for relationships between the numbers - do they have anything in common?

Try finding the differences between each consecutive number.