# Pre-Algebra

```Pre-Algebra
Online Resources &amp; Tutorials made available by Holt, Rinehart, &amp; Winston
Below you will find links to online tutorials for all of the concepts
we explored this year in Pre-Algebra. Just click on any lesson
featured to refresh &amp; reinforce what we have learned in class…
o When you click on an URL for a particular
lesson, it will bring you to a page that looks
like the sample shown at the right.
o Click on either the “Guided Practice” link or
the “Independent Practice &amp; Practice and
Problem Solving” link to tackle the online
tutorials…
Chapter 1: Algebra Toolbox
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Lesson 1 Variables and Expressions
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Lesson 2 Write Algebraic Expressions
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Lesson 3 Solving Equations by Adding or Subtracting
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Lesson 4 Solving Equations by Multiplying or Dividing
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Lesson 5 Solving Simple Inequalities
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Lesson 6 Combining Like Terms
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Lesson 7 Ordered Pairs
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Lesson 8 Graphing on a Coordinate Plane
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Lesson 9 Interpreting Graphs and Tables
Chapter 2: Integers &amp; Exponents
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Lesson 2 Subtracting Integers
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Lesson 3 Multiplying and Dividing Integers
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Lesson 4 Solving Equations Containing Integers
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Lesson 5 Solving Inequalities Containing Integers
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Lesson 6 Exponents
Pre-Algebra
Online Resources &amp; Tutorials made available by Holt, Rinehart, &amp; Winston

Lesson 7 Properties of Exponents
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Lesson 8 Look for a Pattern in Integer Exponents
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Lesson 9 Scientific Notation
Chapter 3: Rational and Real Numbers
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Lesson 1 Rational Numbers
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Lesson 2 Adding and Subtracting Rational Numbers
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Lesson 3 Multiplying Rational Numbers
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Lesson 4 Dividing Rational Numbers
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Lesson 5 Adding and Subtracting with Unlike Denominators
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Lesson 6 Solving Equations with Rational Numbers
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Lesson 7 Solving Inequalities with Rational Numbers
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Lesson 8 Squares and Square Roots
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Lesson 9 Finding Square Roots
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Lesson 10 The Real Numbers
Chapter 5: Plane Geometry
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Lesson 1 Points, Lines, Planes, and Angles
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Lesson 2 Parallel and Perpendicular Lines
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Lesson 3 Triangles
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Lesson 4 Polygons
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Lesson 5 Coordinate Geometry
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Lesson 6 Congruence
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Lesson 7 Transformations
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Lesson 8 Symmetry
Chapter 7: Ratios and Similarity
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Lesson 1 Ratios and Proportions
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Lesson 2 Ratios, Rates, and Unit Rates
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Lesson 3 Analyze Units
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Lesson 4 Solving Proportions
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Lesson 6 Similar Figures
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Lesson 7 Scale Drawings
Pre-Algebra
Online Resources &amp; Tutorials made available by Holt, Rinehart, &amp; Winston
Chapter 8: Percents
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Lesson 1 Relating Decimals, Fractions, and Percents
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Lesson 2 Finding Percents
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Lesson 3 Finding a Number When the Percent Is Known
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Lesson 4 Percent Increase and Decrease
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Lesson 5 Estimating with Percents
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Lesson 6 Applications of Percents
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Lesson 7 More Applications of Percents
Chapter 9: Probability
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Lesson 1 Probability
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Lesson 2 Experimental Probability
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Lesson 4 Theoretical Probability
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Lesson 5 The Fundamental Counting Principle
Chapter 10: More Equations &amp; Inequalities
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Lesson 1 Solving Two-Step Equations
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Lesson 2 Solving Multi-step Equations
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Lesson 3 Solving Equations with Variables on Both Sides
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Lesson 4 Solving Multi-step Inequalities
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