Shared Flashcard Set

Details

Types of Numbers Definitions
Real, Rational, Irrational . . .
15
Mathematics
9th Grade
06/09/2016

Additional Mathematics Flashcards

 


 

Cards

Term
Natural Numbers
Definition
N = {1, 2, 3, . . .}
Term
Whole Numbers
Definition
W = {0, 1, 2, 3, . . . }
Term
Rational Numbers
Definition
Q = any number that CAN be written as a fraction
Term
Irrational Numbers
Definition
Q' = any number that CANNOT be written as a fraction
Term
Integers
Definition
I = positive and negative whole numbers { . . . -2, -1, 0, 1, 2, . . . }
Term
Prime Numbers
Definition
a number only divisible by one and itself {2, 3, 5, 7, 11, 13 . . . }
Term
Composite Numbers
Definition
a number divisible by more than one and itself {4, 6, 8, 9, 10 . . . }
Term
Odd Numbers
Definition
{1, 3, 5, 7, 9, 11 . . . }
Term
Even Numbers
Definition
{2, 4, 6, 8, 10, 12 . . . }
Term
Positive Numbers
Definition
numbers greater than zero
Term
Negative Numbers
Definition
numbers less than zero
Term
Real Numbers
Definition
R = any number than can be plotted on a number line
Term
Imaginary Numbers
Definition
square root of a negative number
Term
Perfect Squares
Definition
{1, 4, 9, 16, 25, 36, 49 . . . }
Term
Perfect Cubes
Definition
{1, 8, 27, 64, 125, 216, 343 . . . }
Supporting users have an ad free experience!