Geometric and Numeric Patterns

What rule is being used in the pattern below?
2, 4, 6, 8, 10, 12

• multiply by 2

• subtract 2

• add 2

• divide by 2

Find the next number in the pattern.
18, 22, 26, 30, 34, ________

• 38

• 42

• 40

• 36

24, 29, 34, __, 44
the missing number is: 

• 34

• 39

• 49

• 50

Rosalia wrote the rule below to describe a number pattern.

 add 2, subtract 1, add 2, subtract 1

Which pattern was made using Rosalia’s rule starting with the number 20 ?

• 20, 22, 24, 26, 28

• 20, 21, 19, 20, 18

• 20, 22, 21, 23, 22

• 20, 19, 18, 17, 16

Brian used the same rule on each Input number to create the Output numbers in the table below.

• Add 10

• Add 30

• Subtract 10

• Subtract 20

What number belongs in the blank?
18,24,___,36,42

• 28

• 31

• 30

• 35

What is the rule for this pattern?
32,36,40,44

• add 4

• multiply 2

• subtract 4

• divide by 2

What are the next two numbers in this pattern?
12, 17, 22, 27, ___, ___

• 32, 37

• 30, 37

• 30, 33

• 32, 35

What are the missing numbers in this pattern?
23, 33, ___, 53, ___, 73

• 32, 62

• 42, 63

• 43, 63

• 42, 62

Identify the rule.

5, 10, 15, 20, 25, 30, 35, 45, 50

• Add 5

• Subtract 5

• Add 5, Subtract 1

• Add 1, Add 22