Making Number Patterns Within 20

What is 1 more than 13?

• 12

• 13

• 14

1 less than 17 is _____.

• 16

• 17

• 18

1 more than 15 is ____.

• 16

• 17

• 18

What is 1 less than 14?

• 12

• 13

• 15

Complete this number pattern.

12, 13, 14, _____, 16, 17, 18

• 14

• 15

• 16

Complete this number pattern.

17, ____, 15, 14, 13, 12, 11

• 18

• 16

• 14

Complete this number pattern.

20, ____, ____, 17, 16, 15

• 20, 19

• 18, 17

• 19, 18

Complete this number pattern.

9, 10, ___, 12, ___, 14

• 11, 13

• 11, 12

• 13, 14

_____ is 1 less than 11.

• 9

• 10

• 12

_____ is 1 more than 19.

• 18

• 20

• 21