Rational and Irrational Numbers Flashcards
0
Q
Whole numbers
A
Whole Numbers are simply the numbers 0, 1, 2, 3, 4, 5, … (and so on)
1
Q
Integer
A
Integers are like whole numbers, but they also include negative numbers … but still no fractions allowed!
2
Q
Natural numbers
A
“Natural Numbers” can mean either “Counting Numbers” {1, 2, 3, …}, or “Whole Numbers” {0, 1, 2, 3, …}, depending on the subject.
3
Q
Rational numbers
A
A number that can be written as a fraction.
4
Q
Irrational numbers
A
numbers that cannot be written as a ratio of two integers …
5
Q
Real numbers
A
Nearly any number you can think of is a Real Number
