Subtraction on a Number Line Matching

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. It shows how many are left after some are taken away.

Front

What does a number line represent?

Back

A number line is a straight line with numbers placed at equal intervals. It helps visualize addition and subtraction.

Front

How do you use a number line for subtraction?

Back

To subtract using a number line, start at the first number and move to the left by the amount you are subtracting.

Front

What is the equation for moving left on a number line?

Back

If you start at a number 'a' and move left 'b' spaces, the equation is a - b.

Front

What does the equation 11 - 3 = 8 mean?

Back

It means if you start with 11 and take away 3, you are left with 8.

Front

What is the result of 10 - 5?

Back

The result of 10 - 5 is 5.

Front

What does the equation 17 - 3 = 14 represent on a number line?

Back

It shows that starting at 17 and moving left 3 spaces lands you at 14.

Front

What is the difference between addition and subtraction?

Back

Addition combines numbers to find a total, while subtraction finds out how much is left after taking away.

Front

What does the equation 18 - 15 = 3 mean?

Back

It means if you start with 18 and take away 15, you are left with 3.

Front

How can you check your subtraction?

Back

You can check subtraction by adding the result to the number you subtracted from. If it equals the original number, it's correct.