Subtraction within 20

Front

What is subtraction?

Back

Subtraction is taking away a number from another number.

Front

What does the minus sign (-) mean?

Back

The minus sign means to subtract.

Front

What is the result of a subtraction called?

Back

The result of a subtraction is called the difference.

Front

If you have 14 and take away 7, how much do you have left?

Back

You have 7 left.

Front

What is 20 - 8?

Back

12

Front

What is 19 - 10?

Back

9

Front

What is 16 - 3?

Back

13

Front

How can a number line help with subtraction?

Back

A number line helps visualize the numbers and the distance between them.

Front

If you have 10 apples and you give away 4, how many do you have left?

Back

You have 6 apples left.

Front

What is the difference between 15 and 5?

Back

The difference is 10.