Rational & Irrational Numbers

rational number

A number that can be written as ratio of two integers. It can be written as a fraction.

terminating decimal

a decimal that ends
A decimal number that ends or terminates

repeating decimal

- a decimal that repeats the same digit or block of digits without ending
- a bar indicates the repeating digits

irrational number

a number that cannot be written as a fraction
a number that cannot be expressed as a terminating or repeating decimal

whole numbers

(positive) counting numbers and zero

integers

positive and negative whole numbers

rational

rational

irrational

rational

rational

rational

irrational

rational