Adding and subtracting within 20 (1st 10)

Front

13 - 6 = ?

Back

7

Front

3 + 9 = ?

Back

12

Front

11 - 2 = ?

Back

9

Front

6 + 5 = ?

Back

11

Front

15 - 9 = ?

Back

6

Front

What is addition?

Back

Addition is putting together two or more numbers to find the total.

Front

What is subtraction?

Back

Subtraction is taking one number away from another.

Front

What is the sum of 4 and 5?

Back

9

Front

What is the difference between 10 and 3?

Back

7

Front

If you have 7 apples and you eat 2, how many do you have left?

Back

5