Prealgebra Topics

 An Introduction to AlgebraMathematical Expressions and VariablesOrder of OperationsEquationsInequalitiesTranslating Verbal Phrases to Algebraic StatementsThe Decimal SystemExponentsThe Decimal SystemRoundingProperties of Real NumbersCombining Like TermsPositive and Negative NumbersThe IntegersDecimals on the Number LineAdding IntegersSubtracting IntegersMultiplying IntegersDividing IntegersNegative Integers as ExponentsScientific NotationRational NumbersPositive and Negative FractionsEquivalent FractionsLeast Common DenominatorAdding and Subtracting FractionsMultiplying FractionsDividing FractionsFractions and DecimalsComing soon...Equations and Inequalities Properties of Equality Equivalent Equations Solving Equations with Addition and Subtraction Solving Equations with Multiplication and Division Using Several Transformations Equivalent Inequalities Solving Inequalities by Several Transformations Translating Equations into Problems Translating Problems into EquationsGeometry Points, Lines, and Planes Circles Angles Special Angles Parallel Lines Triangles Special Quadrilaterals Polygons and their Perimeters Congruent PolygonsRatio, Proportion, and Percent Ratio and Proportion Using Rates Scale Drawings Percents, Fractions, and Decimals Working with Percents Percent of Increase and Decrease Commissions, Discounts, Royalties Percents and Proportions InterestThe Coordinate Plane The Coordinate Plane Equations in Two Variables Graphing Equations in the Coordinate Plane Graphing a System of Equations Using Graphs Graphing InequalitiesAreas and Volumes Areas of Rectangles and Triangles Areas of Quadrilaterals Areas of Circles Areas of Symmetric Figures Volumes of Prisms and Cylinders Volumes of Pyramids and Cones Surface Areas of Prisms and Cylinders Volumes and Surface Areas of Spheres Mass and DensitySquare Roots and Right Triangles Square Roots Approximating Square Roots Using a Square Root Table The Pythagorean Theorem Similar Triangles Special Right Triangles Trigonometric Ratios Solving Right TrianglesProbability Permutations Combinations The Probability of an Event Odds in Favor and Odds Against Mutually Exclusive Events Overlapping Events Independent Events Dependent Events Estimating ProbabilitiesStatistics Bar Graphs Line Graphs Statisical Measures Frequency Distributions Stem-and-Leaf Plots Box-and-Whisker Plots Histograms and Frequency Distributions Expected Value of a Random VariablePolynomials Polynomial Expressions Adding and Subtracting Polynomials Multiplying and Dividing Monomials Multiplying and Dividing a Polynomial by a Monomial Multiplying Polynomials Dividing Polynomials