Chapter 1: introduction to real numbers and algebraic expressions

OpenStax

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Chapter 1 part a

0.1 Section overview

0.2 Positive and negative numbers

0.3 Reading signed numbers

0.4 Sample set a

0.5 Practice set a

0.7 The double-negative property

0.8 Sample set b

0.9 Practice set b

0.11 Exercises for review

1 Real number line

2 Absolute value

2.1 Section overview

2.2 Geometric definition of absolute value

2.3 Sample set a

2.4 Practice set a

2.5 Algebraic definition of absolute value

2.6 Sample set b

2.7 Practice set b

2.9 Exercises for review

3 Addition of real numbers

4 Subtraction of real numbers

Chapter 1 part b

Multiplication and division of real numbers

1 Algebraic expressions

1.1 Section overview

1.2 Algebraic expressions

1.3 Terms and factors

1.4 Sample set a

1.5 Practice set a

1.6 Coefficients

1.7 Numerical evaluation

1.8 Sample set b

1.9 Practice set b

1.11 Exercises for review

3 Simplifying algebraic expressions

4 Simplifying algebraic expressions using addition and subtraction

Source: OpenStax, Algebra i for the community college. OpenStax CNX. Dec 19, 2014 Download for free at http://legacy.cnx.org/content/col11598/1.3

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