Add 1-5

1 + 3 = ? 

Add 1-10

7 + 2 = ? 

Add 10-20

11 + 5 = ? 

Add 1-20

9 + 8 = ? 

Compare added sums 1-10

7 + ? > 10
1 + 8 ? 6 + 2 

Compare added sums 1-20

4 + 8 ? 7 + 7 

Subtraction 1-5

4 – 2 = ? 

Subtraction 1-10

7 – 4 = ? 

Subtraction between 10-20

17 – 5 = ? 

Subtraction within 1-20

17 – 15 = ? 

Counting with zero

5 – 0 = ?