Chapter 2: Number Patterns

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

• odd numbers

• equal

• even numbers

• patterns

This is an example of ______________.

• difference

• odd numbers

• pattern

• equal groups

This is an example of _______________.

• even

• array

• repeated addition

• odd

2, 4, 6, 14, and 16 are __________________.

• array

• even numbers

• odd

• equal groups

When you count by equal groups, you ________________.

• subtract

• pattern

• minus

• skip count

This is an example of __________________.

• skip count

• odd

• array

• repeated addition

Describe the pattern.

30, 40, 50, 60, 70, 80

• skip counting by 2s

• skip counting by 5s

• skip counting by 10s

Add.

• 8

• 10

• 12

• 4

Describe the pattern.

15, 20, 25, 30, 35, 40

• skip counting by 2s

• skip counting by 5s

• skip counting by 10s

Find the odd number.

• 7

• 16

• 20