free business books on accounting, economics, finance, management, mathematics, statistics, Exce.

Live Online Tutors Powered by LivePerson	Pre Algebra Videos
	Index Part I Whole Numbers Part II Factions Part III Decimals, Ratios, Rates, Proportions and Percentages Part IV Exponents, Roots, Algebra and Geometry		Part V Using Formulas to Solve Problems Part VI Multi-Step Word Problems Part II Graphs, Signed Numbers, Statistics, Probability, and Measurement Please Blog Friends About This Site Using Thanks to the individuals and companies that make these videos available on YouTube
	Part 1 Whole Numbers N umber line addition by Peter Weatherall 1.17 Number line subtraction by Peter Weatherall 1.12 Adding Whole Numbers - Pre Algebra Help 1.21 Subtracting Whole Numbers - Pre Algebra Help Multiplying Whole Numbers - Pre Algebra Help Watch Video on Long Division - Math Help 2.57 Order of Operations 0.47 Order of Operations I 9.34 Order of Operations II 7.26 order of operations song/rap to the tune of umbrella 1.53 Prime Numbers 5.15 Roman Numerals 2.68	Part 2 Factions Like Fractions - Pre Algebra Help 0.49 Adding Like Fractions 0.49 Subtracting is like adding only you subtract. adding and subtracting unlike fractions 8.36 Mixed numbers and improper fractions 9.13 Adding Mixed Numbers - Pre Algebra Help Subtracting Mixed Numbers 2.14 Multiplying & Dividing Fractions and Mixed Numbers 8.42
	Part 3 Decimals, Ratios, Rates, Proportions and Percentages How to properly read a decimal number 6.49 Rounding a Decimal 2.43 Rounding Decimals 8.48 Converting Decimals into Fractions 9.22 Decimals to Fractions Song 5.28 Adding Decimals 7.40 Subtracting decimals 8.32 Multiplying decimals 9.44 Dividing decimal 9.27 Converting fractions to decimals 9.23 Ratios & Proportions in Math 1.31 or What Is the Unit Rate in Math? 1.53 Equivalent Ratios and Rates 3.41 Introduction to Ratios 7.27 or Introduction to Ratios (new HD version) 14.13	Fractions & Proportions : How to Cross Multiply 2.10 Setting Up Proportions to solve problems 1.34 How to Solve Proportion Problems 2.35 Fractions & Proportions to Solve Problems 2.18 Using Proportions to solve Ratio Problems 3.46 Percentages 3.16 Change Fractions to Decimals to Percents 5.00 Percent as Decimals and Decimals as Percents 10.26 Math Made Easy: Working With Percents 8.39 How to Find a Percent 2.04 Percentages Problems 2.45 Percent Increase and Decrease 9.41
	Part 4 Exponents, Roots, Algebra and Geometry Exponents 1: Definitions 5.31 Rational Exponents 9.31 Rational Exponents and Roots 9.45 Simplifying Square Roots in 60 Seconds 1.24	Lines in Math 6.23 Angles 1 9.55 Angles 2 9.04 Angles 3 9.47 Pythagorean Theorem 1 1.35 Pythagorean Theorem 2 7.56
	Simplifying Algebraic Expressions Linear Equations 1 7.27 Linear Equations 2 6.05	Math Made Easy: Polygons (part 1) 4.41 Made Math Easy Polygons (part 2) 9.37 Math Made Easy: Types of Triangles 6.03 Proving Triangles are Congruent 3.34
	Part 5 Using Formulas to Solve Problems Perimeter 1.08 Area of a Square 1.07 Area of a rectangle 1.46 Area of a Parallelogram 1.29 Area of a Trapezoid 1.36 Area of a Triangle 2.08 Area and Review of a Triangle 6.00 Circumference 6.00	Volume of a Cube 0.59 Volume of a Rectangular Prism 1.02 Surface Area and Volume of a Pyramid 2.49 Volume of a Pyramid 1.36 volume of a cone 3.23 Volume and Surface area of Cone, Pyramid and Triangular prism 8.17		Simple Interest 2.08 Calculating Discounts 3.48 Unit Price 1.42
	Part 6 Multi-Step Word Problems Whole numbers and decimals Averages 4.02 Discount Formula 3.08 Perimeter of a Triangle Ratios Proportions 2.31 Percent Problems 1 9.06 Percent Problems Part 2 6.28	Algebra and Geometry Problem 1A 2.54 Problem2 2.31 Problem 3A2 3.52 Problem 3B 4.39 Problem4 8.59
	Part 7 Graphs, Signed Numbers, Statistics, Probability, and Measurement Pictographs 2.56 Number Line Introduction 2.52 Graphing Inequalities on a Number Line 1.03 More on Number Lines 1 3.49 More on Number Lines 2 5.40 Absolute Value 0.52 Adding/Subtracting negative numbers 9.15 Adding/Subtracting Signed Numbers with Blocks 5.58 Multiplying and Dividing Signed Numbers 7.07	Rectangular Coordinate System 6.54 Slope and Y-Intercept 2.10 Slope and Y-intercept 8.36 Find the Slope and Y Intercept from Equation 6.17 Histogram 3.07 Central Tendency - Mean Median Mode Range 2.59 Probability Part 1 10.30 Probability Part 2 9.54 Probability Part 3 10.05 or
	Please Blog Friends About This Site Using