Addition Facts

Front

4 + 7 = ?

Back

11

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

7 + 5 = ?

Back

12

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

9 + 9 = ?

Back

18

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

6 + 9 = ?

Back

15

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

What is the sum of two numbers?

Back

The result obtained when two numbers are added together.

Tags

CCSS.1.OA.A.1

Front

What is the identity property of addition?

Back

The identity property of addition states that adding zero to any number does not change the value of that number.

Tags

CCSS.1.OA.B.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 (e.g., a + b = b + a).

Tags

CCSS.1.OA.B.3

Front

What is the associative property of addition?

Back

The associative property of addition states that the way in which numbers are grouped when adding does not change the sum (e.g., (a + b) + c = a + (b + c)).

Tags

CCSS.1.OA.B.3

Front

What is a double?

Back

A double is the sum of a number added to itself (e.g., double of 4 is 4 + 4 = 8).

Tags

CCSS.2.OA.C.3