Addition Properties

Front

What is the Associative Property of Addition?

Back

The Associative Property of Addition states that when adding three or more numbers, the way in which the numbers are grouped does not change the sum. For example, (2 + 3) + 4 = 2 + (3 + 4).

Front

What is the Commutative Property of Addition?

Back

The Commutative Property of Addition states that changing the order of the numbers being added does not change the sum. For example, 4 + 5 = 5 + 4.

Front

What is the Identity Property of Addition?

Back

The Identity Property of Addition states that when you add zero to any number, the sum is that number. For example, 7 + 0 = 7.

Front

Give an example of the Associative Property of Addition.

Back

(1 + 2) + 3 = 1 + (2 + 3).

Front

Give an example of the Commutative Property of Addition.

Back

3 + 6 = 6 + 3.

Front

Give an example of the Identity Property of Addition.

Back

5 + 0 = 5.

Front

What does it mean to 'add'?

Back

To add means to combine two or more numbers to find their total.

Front

If you have 8 + (2 + 1), how can you use the Associative Property?

Back

You can regroup the numbers: 8 + (2 + 1) = (8 + 2) + 1.

Front

What is the sum of 9 + 4 + 5 using the Associative Property?

Back

(9 + 4) + 5 = 9 + (4 + 5) = 18.

Front

What is 0 + 10?

Back

0 + 10 = 10, demonstrating the Identity Property.