Math
Struggling with scatterplots? Can't quite wrap your head around circumference? Here are resources and tutorials for all the major functions, formulas, equations, and theories you'll encounter in math class. Teachers can find useful math resources for the classroom.

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Using the Hundred Chart to Teach Math 
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8 Infinity Facts That Will Blow Your Mind 
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7 Simple Strategies for Teaching Math to Kids 
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Teach Your Kids About Standard Units of Measurement 
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Use BEDMAS to Remember the Order of Operations 
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How to Overcome Math Anxiety 
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What is the Base10 Number System? 
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Bell Curve and Normal Distribution Definition 
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Numbers of Zeros in a Million, Billion, Trillion, and More 
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Number and Operations in Base Ten 
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Math Glossary: Mathematics Terms and Definitions 
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What Is Calculus? Definition and Practical Applications 
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Using Dot Plate Cards to Teach Basic Math 
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10 Magical Multiplication Tricks to Teach Kids to Multiply 
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Acute Angles Are Less Than 90 Degrees 
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Calculate a Tip Without Pen and Paper or a Calculator 
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Arrays in Mathematics 
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Importance of the Math Concept Area 
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Algorithms in Mathematics and Beyond 
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What Is a Bar Graph? 
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How and When to Use a Circle or Pie Graph 
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The Definition of Average 
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Regrouping and Column Math For Arithmetic 
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The Cappex Application 
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Degree of a Polynomial Function 
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Definition and Examples of Binomials in Algebra 
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Attributes in Mathematics 
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15 Surveys for 2nd, 3rd, and 4th Graders to Practice Graphing 
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Fundamental Lessons for Telling the Time 
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Math Terms: The Definition of an Angle 
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Dispelling the Math Myths 
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Division Card Games for Kids 
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What Does Average Mean in Math? 
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Kids Sudoku 
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What Is Absolute Value in Mathematics? 
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Using Math Errors to Learn 
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Pythagorean Theorem Definition 
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What Is the Slope of a Horizontal Line? 
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Definition of a Base 
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How to Calculate a Male to Female Ratio and Other Quantities 
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The Rules of Using Positive and Negative Integers 
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How to Calculate Commissions Using Percents 
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What Is a Ratio? Definition and Examples 
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Determining If a Number Is Prime 
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How to Use the Simple Interest Formula 
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Problem Solving in Mathematics 
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Parentheses, Braces, and Brackets in Math 
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Understanding Place Value 
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The Math of Simple Debt Amortization 
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Overview of the StemandLeaf Plot 
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Calculate the Exact Number of Days 
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How to Solve Proportions to Adjust a Recipe 
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Finding the Percent of Change Between Numbers 
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Learn About Natural Numbers, Whole Numbers, and Integers 
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What to Know About Business Math 
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Changing From Base 10 to Base 2 
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Using Percents  Calculating Commissions 
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Calculations with Negative Numbers 
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How to Solve a System of Linear Equations 
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Learn How to Calculate Sales Tax 
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What Is Compound Interest? Formula, Definition and Examples 
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Calculate a Partial Payment on a Simple Interest Loan 
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How to Solve Proportions 
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Probability and what were the chances? 
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The Associative Property in Math 
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Examples of Problem Solving with 4 Block 
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Calculate Percent  GMAT and GRE Math Answers and Explanations 
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Calculate Federal Income Tax 
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Geometry Practice: Perimeter Worksheets 
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What Are Tangrams? 
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Coordinate Geometry: The Cartesian Plane 
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What Is Geometry? 
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Geometry Worksheets to Practice Using the Pythagorean Theorem 
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Types of Triangles: Acute and Obtuse 
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Free Geometry Online Course 
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Geometry: Finding the Area of a Cube 
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Identify the Coordinates Worksheets 
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Help Kids Calculate the Area and Circumference of Circles 
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Law of Cosines Worksheets and Printables 
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Polygon Worksheets  Answers on the 2nd Pages of PDF 
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Perimeter, Area and Volume of Common Solids and Shapes 
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3Digit Addition Worksheets 
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Simple Rules for Rounding Numbers Correctly