addition
teen numbers
missing number
counting
what is this number?
1

2+2

4

1

10 and 1 more

11

1

What is the missing number? 1, 2, __, 4

3

1

Count from 0 and stop at 3.

0, 1,2,3

1

3

3 three

2

3+2

6

2

10 and 3 more

13

2

What is the missing number? 5,6, ___, 8

7

2

Count from 5 stop at 10.

5,6,7,8,9,10

2

5

5 five

3

5+5

10

3

10 and 2 more

12

3

What is the missing number? 7, __, 9, 10

8

3

Count backward from 10 to 0.

10,9,8,7,6,5,4,3,2,1,0

3

7

7 seven

4

3+5

8

4

10 and 5 more

15

4

What is the missing number? 7, 8, 9, ___

10

4

Count backward from 10 and stop at 3.

10,9,8,7,6,5,4,3

4

9

9 nine

5

3+6

9

5

10 and 4 more

14


5

What is the missing number? 4, 5, ___, 7

6

5

Count by 0 to 15

0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15

5

10

10 ten