Chapter 2: Addition (Vocabulary)

What is the term for the property which states that the grouping of the addends does not change the sum?

• Associative Property of Addition

• pattern

• Identity Property of Addition

• Commutative Property of Addition

What is the term for a problem-solving strategy in which bar models are used to visually organize the facts in a problem?

• bar diagram

• parentheses

• estimate

• mental math

What is the term for the property that states that the order in which two numbers are added does not change the sum?

• Commutative Property of Addition

• regroup

• Associative Property of Addition

• Identity Property of Addition

What is the term for a number close to an exact value?

• pattern

• unknown

• bar diagram

• estimate

What is the term for the property that states if you add zero to a number, the sum is the same as the given number?

• Commutative Property of Addition

• mental math

• Identity Property of Addition

• Associative Property of Addition

What is the term for the process of ordering or grouping numbers so that they are easier to compute in your head?

• parentheses

• mental math

• regroup

• estimate

What is the term for symbols used to group numbers and show which operations to complete first in a number sentence?

• bar diagram

• Commutative Property of Addition

• pattern

• parentheses

What is the term for a sequence of numbers, figures, or symbols that follows a rule or design?

• estimate

• pattern

• mental math

• Identity Property of Addition

What is the term for being within the bounds of making sense in the context of numbers and estimates?

• reasonable

• estimate

• unknown

• pattern

What is the term for using place value to exchange equal amounts when renaming a number?

• parentheses

• regroup

• Commutative Property of Addition

• bar diagram