Third Grade Chapter 2 My Math Review

The _________ _________________ of Addition states that you can change the order of the addends and still get the same sum.

• Commutative Property
• Associative Property
• Identity Property
• regroup

Tags

CCSS.3.NBT.A.2

______________________ tell you which operations to group in a number sentence.

• reasonable
• pattern
• Parentheses
• estimates

Tags

CCSS.3.OA.B.5

____________ ___________ is a way of doing math in my head.

• pattern
• Mental math
• regroup
• Identity Property

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

A number close to its actual value is a(n) ____________________.

• unknown
• pattern
• group
• estimate

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.D.8

To use place value to exchange equal amounts when renaming a number is to ____________________.

• estimate
• add
• regoup
• subtract

Tags

CCSS.3.NBT.A.2

A ______________ is a set of numbers that follow a certain order.

• unknown
• pattern
• estimate
• bar diagram

Tags

CCSS.3.OA.D.9

The ____________ ____________ of Addition states when you add zero to any number, the sum is that number.

• Associative Property
• Commutative Property
• Subtraction Rule
• Identity Property

When an answer makes sense, it is __________________.

• unknown
• reasonable
• estimate
• mental math

Tags

CCSS.3.OA.D.8

The missing number or what you are solving for in a problem is the _______________________.

• pattern
• bar diagram
• unknown
• estimate

Tags

CCSS.3.OA.A.3

CCSS.3.OA.A.4

CCSS.3.OA.D.8

Find the sum.  Identify the property of addition.  Write Commutative, Associative, or Identity.
8+0=

• 8; Identity
• 8; Associative

Tags

CCSS.3.NBT.A.2