Math Chapter 2 Vocabulary

The order of the addends does not change the sum. (3 + 7 = 7 + 3)

• commutative property

• associative property

• identity property

• sum

Tags

CCSS.1.OA.B.3

The way the addends are grouped does not change the sum. (13 + 8) + 11 = 13 + (8 + 11)

• commutative property

• associative property

• identity property

• sum

Tags

CCSS.1.OA.B.3

The sum of any number and zero is the number. (459,032 + 0 = 459,032)

• commutative property

• associative property

• identity property

• sum

Tags

CCSS.1.OA.B.3

The answer to an addition problem. (45 + 34 = 79)

• commutative property

• associative property

• identity property

• sum

Tags

CCSS.2.OA.C.3

The numbers you add in an addition problem. (322 + 111 = 433).

• Addends

• Equation

• Minuend

• Subtrahend

Tags

CCSS.2.NBT.B.7

A sentence that contains an equal sign showing that two expressions are equal. 5+7 =12

• Addends

• Equation

• Minuend

• Subtrahend

Tags

CCSS.6.EE.A.2B

The first number in a subtraction sentence from which the second number is subtracted. (54 - 11 = 43)

• Addends

• Equation

• Minuend

• Subtrahend

Tags

CCSS.5.NBT.B.7

A number that is subtracted from another number. (845 - 34 = 811)

• Addends

• Equation

• Minuend

• Subtrahend

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

An amount that has not been identified. 43 + ___ = 53

• unknown

• variable

• equation

• sum

Tags

CCSS.1.OA.D.8

A letter of symbol used to represent an unknown quantity. (56 - A = 32)

• unknown

• variable

• equation

• sum

Tags

CCSS.6.EE.B.6