Addition and subtraction on a numberline

Front

What is addition?

Back

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

Front

What is subtraction?

Back

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

Front

What does the number line represent?

Back

A number line is a straight line that represents numbers in order, where each point corresponds to a number.

Front

How do you add numbers on a number line?

Back

To add numbers on a number line, start at the first number and move to the right by the value of the second number.

Front

How do you subtract numbers on a number line?

Back

To subtract numbers on a number line, start at the first number and move to the left by the value of the second number.

Front

What is the result of 18 - 6?

Back

12

Front

What is the result of 20 - 10?

Back

10

Front

What is the result of 16 - 5?

Back

11

Front

What is the result of 13 + 7?

Back

20

Front

What is the result of 19 - 11?

Back

8