Adding Whole Numbers

Front

What is addition?

Back

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

Front

What is the sum of 5 and 3?

Back

The sum of 5 and 3 is 8.

Front

What do we call the numbers we add together?

Back

The numbers we add together are called addends.

Front

What is the term for the result of an addition problem?

Back

The result of an addition problem is called the sum.

Front

If you have 7 apples and you get 2 more, how many apples do you have in total?

Back

You have 9 apples in total (7 + 2 = 9).

Front

What is the commutative property of addition?

Back

The commutative property of addition states that changing the order of the addends does not change the sum (e.g., 3 + 4 = 4 + 3).

Front

What is the associative property of addition?

Back

The associative property of addition states that the way in which numbers are grouped does not change the sum (e.g., (2 + 3) + 4 = 2 + (3 + 4)).

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals, used to represent numbers and perform operations like addition.

Front

How do you add three numbers together?

Back

To add three numbers, you can add the first two numbers to get a sum, then add the third number to that sum.

Front

What is the sum of 10, 5, and 2?

Back

The sum of 10, 5, and 2 is 17 (10 + 5 + 2 = 17).