Number Types
Counting numbers starting at 1
What are Natural Numbers
A collection of objects or numbers.
What is a Set?
A value that never changes.
What is a Constant?
A math sentence with an equal sign.
What is an Equation?
Is √2 rational or irrational?
What is Irrational?
Numbers including 0 and all counting numbers.
What are Whole Numbers?
A member of a set.
What is an Element of a Set?
A letter that represents a number.
What is a Variable?
This symbol means both sides have the same value.
What is Equal (=)?
Is -8 an integer?
What is Yes?
Positive numbers, negative numbers, and 0.
What are Integers?
A set that is completely inside another set.
What is a Subset?
A single number, variable, or product of numbers and variables.
What is a Term?
In 4 + 2 = 6, the two sides are this.
What is Equal?
Is 0 a whole number?
What is Yes?
Numbers that can be written as a fraction.
What are Rational Numbers?
If A = {1,2,3}, the number 2 is this.
What is an Element of a Set?
A math phrase without an equal sign.
What is an Expression?
Operations that undo each other, like +5 and -5.
What are Inverse Operations?
Which vocabulary word describes x + 7?
What is an Expression?
Numbers that cannot be written as a fraction, like π.
What are Irrational Numbers?
If B = {1,2} and A = {1,2,3}, B is this.
What is a Subset?
In 5x + 3, this is the variable.
What is x?
Multiplication and division are examples of these.
What are Inverse Operations?
Which vocabulary word describes x + 7 = 12?
What is an Equation?