Video Links 5-5
Video:
Rational and Irrational (time: 7:23)
… See the whole entry
Rational Numbers
Video Links 5-4
Videos:
Rational Numbers (time: 2:55)
Rational numbers (time: 5:26)
… See the whole entry
Reference Topics 5-4
Rational Numbers
http://mathworld.wolfram.com/RationalNumber.html
Teaching module on rational numbers for prospective teachers.
http://jwilson.coe.uga.edu/Texts.Folder/Tirosh/Module.html
Here is a modular arithmetic calculator:
http://ptrow.com/perl/calculator.pl… See the whole entry
Reference Topics 5-6
The most famous real numbers that are not rational are the numbers pi and e. However there are many interesting constants in mathematics, as described at the following site:
http://sprott.physics.wisc.edu/pickover/trans.html
The number 0, the additive identity, is the subject … See the whole entry
Section 5.4: Rational Numbers
5.4 Outline
- Introduction
- definition of a rational number
- numerator
- denominator
- classification
- proper fraction
- improper fraction
- whole number
- Fundamental property
- Operations with rationals
- addition
- subtraction
- multiplication
- division
5.4 Essential Ideas
This section, which may be review, is concerned with the rational … See the whole entry