Fluency Addition/ Subtraction within 20

Front

16 - 9 = ?

Back

7

Front

9 - 2 = ?

Back

7

Front

20 - 20 = ?

Back

0

Front

17 - 1 = ?

Back

16

Front

17 - 8 = ?

Back

9

Front

What is subtraction?

Back

Subtraction is taking away a number from another number.

Front

What is the result of subtracting a number from itself?

Back

The result is always 0.

Front

If you have 10 apples and you give away 3, how many do you have left?

Back

You have 7 apples left.

Front

What is the term for the number you subtract from?

Back

The term is called the 'minuend'.

Front

What is the term for the number you subtract?

Back

The term is called the 'subtrahend'.