Addition and Subtraction using a Number Line

Front

What is a number line?

Back

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

Front

Where does a number line start?

Back

A number line can start at any number, not just 0.

Front

What does addition mean?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What does subtraction mean?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.

Front

How do you add numbers on a number line?

Back

To add, start at the first number and move to the right by the number of spaces equal to the second number.

Front

How do you subtract numbers on a number line?

Back

To subtract, start at the first number and move to the left by the number of spaces equal to the second number.

Front

What is the sum of 47 and 22?

Back

The sum of 47 and 22 is 69.

Front

What is the difference between 62 and 25?

Back

The difference between 62 and 25 is 37.

Front

If you start at 47 and add 22, where do you end up?

Back

You end up at 69.

Front

If you start at 62 and subtract 37, where do you end up?

Back

You end up at 25.