### Home > CC1 > Chapter 1 > Lesson 1.1.4 > Problem1-30

1-30.

Copy the number patterns below and write the next four numbers in the pattern. Assume the pattern continues as shown. Describe the pattern in words.

1. $2, 7, 12, 17, 22$, ___, ___, ___, ___

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

$2,7,12,17,22,27,32,37,42\$

2. $1,4,9,16,25$, ___, ___, ___, ___

Try finding the difference between each consecutive number. Is there a pattern in the differences?

$1,4,9,16,25,36,49,64,81\$

3. $1,1,2,3,5,8$, ___, ___, ___, ___

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?