154 lessons covering all topics on the GMAT® math test. Practice for free or join at any time to access our complete lessons featuring videos, guided practice, self-tests, worksheets, and more.
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|CHAPTER 1: WHOLE NUMBERS & INTEGERS|
|Unit 1:||Exponents and Division||001:||Exponents|
|Unit 2:||Order of Operations and Properties||003:||Order of Operations|
|Unit 3:||Operations with Integers||006:||Comparing Integers|
|007:||Addition and Subtraction|
|008:||Multiplication and Division|
|009:||Order of Operations|
|CHAPTER 2: FRACTIONS|
|Unit 1:||Factors and Multiples||012:||Divisibility Rules|
|013:||Factors and Primes|
|015:||Multiples and Least Common Multiples|
|016:||Greatest Common Factor|
|Unit 2:||Fractions and Mixed Numbers||017:||Introduction to Fractions|
|018:||Equivalent Fractions (Part I)|
|020:||Equivalent Fractions (Part II)|
|021:||Improper Fractions and Mixed Numbers|
|Unit 3:||Comparing Fractions||022:||Comparing Proper Fractions|
|023:||Comparing Mixed Numbers and Improper Fractions|
|Unit 4:||Operations with Fractions||025:||Adding and Subtracting Like Fractions|
|026:||Adding and Subtracting Unlike Fractions|
|CHAPTER 3: DECIMALS|
|Unit 1:||Decimal Concept||029:||Converting Decimals to Fractions|
|030:||Converting Fractions to Decimals|
|Unit 2:||Operations with Decimals||032:||Adding Decimals|
|034:||Multiplying Decimals by Decimals|
|035:||Dividing Decimals by Decimals|
|Unit 3:||Scientific Notation||036:||Powers of Ten|
|037:||Converting from Scientific to Standard Notation|
|038:||Converting from Standard to Scientific Notation|
|CHAPTER 4: EXPRESSIONS & EQUATIONS|
|Unit 1:||Variables and Expressions||039:||Combining Like Terms|
|041:||Distributive / Like Terms|
|Unit 2:||Beginning Equations||042:||Two-Step Equations|
|043:||Equations with Fractions|
|044:||Equations Involving Distributive|
|Unit 3:||Advanced Equations||045:||Variable on Both Sides|
|046:||Variable on Both Sides / Fractions|
|047:||Variable on Both Sides / Distributive|
|Unit 4:||Literal Equations||048:||Beginning Formulas|
|CHAPTER 5: WORD PROBLEMS|
|Unit 1:||Beginning Word Problems||050:||Number Problems|
|051:||Consecutive Integer Problems|
|Unit 2:||Advanced Word Problems||053:||Age Problems|
|054:||Introductory Motion Problems|
|CHAPTER 6: INEQUALITIES & FUNCTIONS|
|Unit 1:||Inequalities||056:||Solving and Graphing Inequalities|
|Unit 2:||Functions||058:||Function and Arrow Notation|
|059:||Functions in Problem Situations|
|CHAPTER 7: LINEAR EQUATIONS & SYSTEMS OF EQUATIONS|
|Unit 1:||Slope||060:||The Coordinate System|
|061:||Using the Graph of a Line to Find Slope|
|062:||Using Slope to Graph a Line|
|063:||Using Coordinates to Find Slope|
|Unit 2:||Slope-Intercept Form||064:||Using Slope-Intercept Form to Graph a Line|
|065:||Converting to Slope-Intercept Form and Graphing|
|Unit 3:||Systems of Equations||066:||By Addition|
|069:||Number and Value Problems|
|CHAPTER 8: EXPONENTS & POLYNOMIALS|
|Unit 1:||Exponent Rules||070:||The Product Rule|
|071:||The Power Rule|
|072:||The Quotient Rule|
|073:||Numerical Bases and Exponents of Zero|
|Unit 2:||Multiplying Polynomials||074:||F.O.I.L.|
|CHAPTER 9: FACTORING & RATIONAL EXPRESSIONS|
|Unit 1:||Greatest Common Factor||075:||Rules for Finding the G.C.F.|
|076:||Factoring Out the G.C.F.|
|Unit 2:||Factoring Special Polynomials||077:||Special Trinomials with Positive Constant|
|078:||Special Trinomials with Negative Constant|
|079:||Difference of Two Squares|
|080:||Coefficient on x^2 Term, Positive Constant|
|081:||Coefficient on x^2 Term, Negative Constant|
|Unit 3:||Polynomial Equations||082:||Beginning Equations|
|Unit 4:||Rational Expressions and Equations||083:||Simplifying Rational Expressions|
|CHAPTER 10: RADICALS & QUADRATICS|
|Unit 1:||Operations with Radicals||085:||Simplifying Radicals|
|088:||Addition and FOILing|
|Unit 2:||Radical and Quadratic Equations||089:||Radical Equations|
|090:||Square Rooting Both Sides|
|Unit 3:||Graphing Quadratic Functions||091:||Graphs of Quadratic Functions and Beginning Transformations|
|CHAPTER 11: RATIO, PROPORTION, & PERCENT|
|Unit 1:||Ratio||092:||Introduction to Ratios|
|Unit 2:||Proportion||096:||Introduction to Proportion|
|Unit 3:||Percent||099:||Percent Problems|
|100:||Percent Increase or Decrease|
|CHAPTER 12: GEOMETRY|
|Unit 1:||Segments and Angles||104:||Segment Addition Postulate and Midpoint|
|105:||Angles and Measure|
|106:||Angle Addition Postulate and Angle Bisector|
|107:||Complementary and Supplementary Angles (Part 1)|
|108:||Complementary and Supplementary Angles (Part 2)|
|Unit 2:||Perpendicular and Parallel Lines||110:||Problems Involving Perpendicular Lines|
|112:||Given Lines are Parallel|
|Unit 3:||Triangles and Polygons||113:||Vocabulary and Triangle Sum Theorem|
|115:||Word Problems and Exterior Angle Theorem|
|117:||Sum of Interior and Exterior Angles|
|120:||Isosceles Triangle Theorems|
|Unit 4:||Quadrilaterals||121:||Rectangles, Rhombuses, and Squares|
|125:||Properties of Similar Polygons|
|126:||Angle-Angle Similarity Postulate|
|Unit 6:||Right Triangles||127:||The Pythagorean Theorem|
|129:||Converse of the Pythagorean Theorem|
|130:||30-60-90 and 45-45-90 degree Triangles (Part I)|
|131:||30-60-90 and 45-45-90 degree Triangles (Part II)|
|CHAPTER 13: MEASUREMENT|
|Unit 1:||Perimeter and Circumference||134:||Perimeter|
|Unit 2:||Beginning Area||136:||Area of Squares and Rectangles|
|137:||Area of Triangles|
|138:||Area of Parallelograms and Trapezoids|
|139:||Area of a Circle|
|Unit 3:||Advanced Area||140:||Area of Rectangles and Squares (Part I)|
|141:||Area of Rectangles and Squares (Part II)|
|142:||Area and Circumference of Circles|
|Unit 4:||Surface Area and Volume||143:||Surface Area|
|144:||Volume of Prisms and Pyramids|
|145:||Volume of Cylinders, Spheres, and Cones|
|CHAPTER 14: PROBABILITY & STATISTICS|
|Unit 1:||Central Tendency||146:||Range, Median, and Mode|
|Unit 2:||Probability||149:||Simple Probability|
|150:||Probability of Independent Events|
|151:||Probability of Dependent Events|
|Unit 3:||Counting Methods||152:||Tree Diagrams and the Counting Principle|
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