Number Line Subtraction to 20

Front

What is a number line?

Back

A number line is a straight line that shows numbers in order. It helps us see how numbers are related to each other.

Front

What does subtraction mean?

Back

Subtraction means taking away a number from another number.

Front

How do you find the answer to a subtraction problem on a number line?

Back

Start at the first number, then move to the left the number of spaces equal to the second number.

Front

What is 10 - 3 on a number line?

Back

You start at 10 and move 3 spaces to the left, landing on 7.

Front

What is the result of 5 - 2?

Back

The result is 3.

Front

If you have 8 apples and give away 3, how many do you have left?

Back

You have 5 apples left.

Front

What is the difference between 15 and 7?

Back

The difference is 8.

Front

How do you represent 12 - 4 on a number line?

Back

Start at 12 and move 4 spaces to the left to land on 8.

Front

What does it mean to 'take away' in math?

Back

'Take away' means to subtract or remove a number from another.

Front

What is 0 - 5?

Back

0 - 5 is not possible, but you can think of it as having no items left.