Adding

Front

What is the result of adding zero to any number?

Back

The result is the same number. For example, 5 + 0 = 5.

Front

What is the sum of 4 and 4?

Back

The sum of 4 and 4 is 8.

Front

What is the result of adding two identical numbers together, such as 3 + 3?

Back

The result is double the number. For example, 3 + 3 = 6.

Front

What is the sum of 3 and 4?

Back

The sum of 3 and 4 is 7.

Front

What is the result of adding 1 and 8?

Back

The result is 9.

Front

What is the commutative property of addition?

Back

The commutative property states that changing the order of the addends does not change the sum. For example, 2 + 3 = 3 + 2.

Front

What is the associative property of addition?

Back

The associative property states that the way in which numbers are grouped in addition does not change the sum. For example, (1 + 2) + 3 = 1 + (2 + 3).

Front

What is the identity property of addition?

Back

The identity property states that the sum of any number and zero is the number itself. For example, n + 0 = n.

Front

How do you add multiple numbers together?

Back

You can add multiple numbers together by grouping them in pairs and adding them sequentially. For example, to add 1 + 2 + 3, you can first add 1 + 2 = 3, then add 3 + 3 = 6.

Front

What is the sum of 10 and 5?

Back

The sum of 10 and 5 is 15.