Chapter 1
Chapter 2
Still Chapter 2
Still Chapter 2
Chapter 3
100
1000+500+60+2
What is expanded form
100
You can add two numbers in any order
What is the Commutative Property of Addition
100
The answer in a subtraction problem
What is the difference
100
A symbol that stands for a number
What is a variable
100
Objects arranged in equal rows
What is an array
200
symbols used to write numbers
What is digit
200
You can change the grouping of numbers you add.
What is Associative Property of Addition
200
An estimate that is greater than the exact answer
What is an overestimate.
200
Expressions with variables
What is an algebraic expression
200
In the problem 8 X 6 the 8 and 6 are
What is factor
300
Each group of 3 digits
What is a period
300
The sum of any number and zero is that same number
What is Identity property of Addition
300
An estimate that is less than the exact answer
What is an underestimate
300
A number sentence that uses the equal sign to show that two expressions have the same value
What is an equation
300
The answer in a multiplication problem
What is the product
400
Replaces one number with another number that tells about how many or how much
What is rounding
400
In the problem 23+40= 63. The 63 is the
What is sum
400
Operations that undo each other
What is inverse operations
400
The value of the variable that makes the equation true.
What is solution
400
The product of any number and zero
What is the zero property of Multiplication
500
0.1
What is one tenth
500
In the problem 80+20 the 80 and the 20 are
What is addends
500
This contains numbers and at least one operation
What is a number expression
500
What are you doing when you find the solution to an equation that has a variable.
What is solving
500
The product of any number and one is that number
What is the Identity property of multiplication
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