Add within 20

Front

What is the sum of 7 and 10?

Back

17

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is 7 plus 1?

Back

8

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the result of adding 13 and 6?

Back

19

Tags

CCSS.1.OA.A.1

Front

What do you get when you add 10 and 10?

Back

20

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is 9 plus 5?

Back

14

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the definition of addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total.

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 numbers you are adding 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 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 the identity property of addition?

Back

The identity property states that adding zero to any number does not change the value of that number (e.g., a + 0 = a).

Tags

CCSS.1.OA.B.3

Front

How do you solve a simple addition problem?

Back

To solve a simple addition problem, align the numbers vertically by place value and add each column starting from the right.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5