Chapter 2 Number Patterns

Each group has the same number of objects.

• equal groups

• array

• even

1, 3, 5, 7, 9 are ___________.

• odd numbers

• even numbers

• patterns

This is an example of ______

• difference

• odd numbers

• equal groups

This is an example of __________.

4 + 4 + 4 = 12

• even

• array

• repeated addition

2, 4, 6, 14 and 16 are _________

• odd

• even numbers

• equal groups

This is an example of an ________.

• skip count

• repeated addition

• array

23

• even

• odd

An _______ is made of rows and columns.

• repeated addition

• array

• sum

What is the repeated addition equation for this array?

• 4 + 4 + 4 = 12

• 3 + 3 + 3 = 9

• 2 +2 + 2 = 8

44

• even

• odd