Number Line Subtraction to 20 Game 3

Front

What is a number line?

Back

A number line is a straight line that represents 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

What is the result of 10 - 3?

Back

The result is 7.

Front

How do you find the answer to 15 - 5 on a number line?

Back

Start at 15, then move 5 spaces to the left. You land on 10.

Front

What is the term for the number you take away in subtraction?

Back

The term is 'subtrahend'.

Front

What is the term for the number you start with in subtraction?

Back

The term is 'minuend'.

Front

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

Back

You have 5 apples left.

Front

What does it mean to 'count backwards' on a number line?

Back

Counting backwards means moving to the left on the number line.

Front

What is 12 - 4?

Back

The answer is 8.

Front

How can you check your subtraction answer?

Back

You can check by adding the answer to the number you took away. If it equals the starting number, it's correct.