Math Facts

Front

What is the sum of 6 and 7?

Back

13

Tags

CCSS.2.OA.C.3

Front

What is the sum of 5 and 9?

Back

14

Tags

CCSS.2.OA.C.3

Front

What is the sum of 6 and 5?

Back

11

Tags

CCSS.2.OA.C.3

Front

What is the sum of 2 and 8?

Back

10

Tags

CCSS.2.OA.C.3

Front

Define addition in mathematics.

Back

Addition is the mathematical operation of combining two or more numbers to obtain 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 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 states that the way in which numbers are grouped in addition 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 the sum of any number and zero is the number itself (e.g., a + 0 = a).

Tags

CCSS.1.OA.B.3

Front

How do you solve a basic addition problem?

Back

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

Tags

CCSS.2.NBT.B.7

Front

What is a number line and how is it used in addition?

Back

A number line is a visual representation of numbers in a straight line, used to illustrate addition by moving to the right from the first number by the value of the second number.

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6