2. Chapter Sections 1.1 – Study Skills for Success in Mathematics
1.2 – Problem Solving
1.3 – Fractions
1.4 – The Real Number System
1.5 – Inequalities and Absolute Value
1.6 – Addition of Real Numbers
1.7 – Subtraction of Real Numbers
1.8 – Multiplication and Division of Real Numbers
1.9 – Exponents, Parentheses and Order of Operations
1.10 – Properties of the Real Number System

3. The Real Numbers Systems

4. Number Sets Natural Numbers: {1,2,3,4,5…}
Whole Numbers: {0,1,2,3,4,5,…}
Integers: {…,-3,-2,-1,0,1,2,3,…}
Rational Numbers: The set of all numbers that can be expressed as a quotient (ratio) of two integers, with the denominator not 0.
Real Numbers: Any number that is either rational or irrational.

5. The Real Numbers