Identifying Numbers as Rational or Irrational
Channel: JavALab Instructional Video Project
Date: 22/12/2020

Lane Christiansen demonstrates how to identify rational and irrational numbers! This topic is not difficult if you remember the following facts:
Rational numbers are
- numbers with repeating or terminating decimals
- ratios of integers, or
- square roots of perfect squares.
Irrational numbers are
- square roots of numbers that are not perfect squares, or
- any multiple of pi.

0:00 - Introduction
0:35 - Example 1 (Quick)
1:29 - Example 2 (Quick)
2:05 - Example 3 (Detailed)
4:59 - Example 4