math easy

Front

What is the sum of 6 and 6?

Back

12

Tags

CCSS.2.OA.C.3

Front

What is the sum of 80 and 20?

Back

100

Tags

CCSS.2.NBT.B.5

Front

What is the sum of 1 and 1?

Back

2

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the sum of 2 and 2?

Back

4

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the sum of 0 and 0?

Back

0

Tags

CCSS.1.OA.B.3

Front

What is the definition of addition in mathematics?

Back

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

Tags

CCSS.5.NBT.B.7

Front

What is the identity property of addition?

Back

The identity property of addition states that the sum of any number and zero is 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.

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.

Tags

CCSS.1.OA.B.3

Front

How do you add two-digit numbers?

Back

Align the numbers by place value, add the digits in each column starting from the right, and carry over if necessary.

Tags

CCSS.2.NBT.B.6