Addition Facts

Front

7 + 9 = ?

Back

16

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

3 + 7 = ?

Back

10

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

9 + 8 = ?

Back

17

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

8 + 7 = ?

Back

15

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

6 + 8 = ?

Back

14

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the sum of two numbers?

Back

The sum is the result of adding two or more numbers together.

Tags

CCSS.1.OA.A.1

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. (e.g., 3 + 5 = 5 + 3)

Tags

CCSS.1.OA.B.3

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. (e.g., (2 + 3) + 4 = 2 + (3 + 4))

Tags

CCSS.1.OA.B.3

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals along its length, used to represent numbers visually.

Tags

CCSS.2.MD.B.6

Front

What is a fact family in addition?

Back

A fact family is a group of related addition and subtraction facts that use the same numbers. (e.g., 2 + 3 = 5, 3 + 2 = 5, 5 - 2 = 3, 5 - 3 = 2)

Tags

CCSS.2.OA.C.4