Standards Ato.2 and Ato.3

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. For example, 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 their sum. For example, (2 + 3) + 4 = 2 + (3 + 4).

Front

What is the sum of 4 + 3?

Back

7

Front

What is the sum of 8 + 2?

Back

10

Front

What is the sum of 5 + 5?

Back

10

Front

What is the sum of 9 + 8?

Back

17

Front

What is the sum of 4 + 1?

Back

5

Front

What is the sum of 10 + 4 + 1?

Back

15

Front

What is the sum of 3 + 2 + 5?

Back

10

Front

What is the sum of 7 + 6?

Back

13