7th+Grade

**7 Grade Mathematics** ** Having trouble solving a problem? ** Just click on the lesson topic giving you difficulty and view a step-by-step video tutorial. And away you go!

media type="file" key="lesson video.mov" width="219" height="41" align="center" Scientific Notation Videos Review Convert from Scientific Notation to Standard Notation Review Convert from Standard Notation to Scientific Notation Operations on Numbers in Scientific Notation I Operations on Numbers in Scientific Notation II

Using a Calculator for Scientific Notation

**Transformation Videos** Introduction to Transformation Reflection Rotation Translation

Graphing Lines on the Coordinate Plane Videos
Graphing Lines by Plotting Points I Graphing Lines by Plotting Points II Graphing Horizontal and Vertical Lines Graphing Lines using the x-intercept and y-intercept I Graphing Lines using the x-intercept and y-intercept II Finding the Slope of a Line I Finding the Slope of a Line II Convert a linear equation from standard form to slope-intercept form

Algebra Videos
Revise Solving One-Step EquationsRevise Solving Two-Step Equations

Revise Solving Equations by Combining Like TermsRevise Distributive Property Solving Multi-Step Equations I Solving Multi-Step Equations II Solving Equations with Decimals I Solving Equations with Decimals II Solving Equations with Fractions

**Percents Videos** Review Change Percents to DecimalsReview Change Decimals to Percents Review Percents, Decimals and FractionsReview Percent of a Number Percent Increase and Decrease I Percent Increase and Decrease IIPercent Increase and Decrease III Percent Word Problems using Algebra IPercent Word Problems using Algebra II Percent Word Problems using Algebra III Percent Word Problems involving Taxes Percent Word Problems involving Discount

Percent Word Problems involving Simple Interest I Percent Word Problems involving Simple Interest II Percent Word Problems involving Simple Interest III

Algebraic Expressions Videos
How to Identify and Write an Algebraic Expression Evaluating Algebraic Expressions I Evaluating Algebraic Expressions IIEvaluating Algebraic Expressions III Simplifying Algebraic Expressions ISimplifying Algebraic Expressions II Algebraic Expressions and Word Problems

Triangle and Pythagorean Theorem Videos
Triangle Inequality 45-45-90 Triangles 30-60-90 Triangles I 30-60-90 Triangles II Special Right Triangles : 45-45-90, 30-60-90 Special Right Triangles : 45-45-90, 30-60-90 Pythagorean Theorem I Pythagorean Theorem II Pythagorean Theorem III Converse of the Pythagorean Theorem I Converse of the Pythagorean Theorem II Pythagorean Theorem Rap Geometric Proof of the Pythagorean Theorem Distance Formula using the Pythagorean Theorem I Distance Formula using the Pythagorean Theorem II

Angle and Transversal Videos
Review Complementary and Supplementary Angles Review Adjacent, Complementary, Supplementary and Vertical Angles Corresponding Angles Alternate Interior Angles Corresponding and Alternate Angles Problems involving Parallel Lines and Transversal

Volume and Surface Area Videos
Review Volume of Cube Review Volume of Rectangular Prism

Volume of Cylinder I Volume of Cylinder II

Review Area of a Circle Revew Circumference of a Circle

Area of Composite Figures I (Rectangles)Area of Composite Figures II (Rectangles)Area of Composite Figures (Rectangles and Triangles)Area of Composite Figures (Circles and Trapezoids)

Probability Videos
Theoretical Probability I Theoretical Probability II Experimental Probability Experimental and Theoretical Probabilty I Experimental and Theoretical Probabilty II Complementary EventsMutually Exclusive Events Independent Events Dependent Events Independent and Dependent Events

Statistics Videos
Revise Mean, Median, Mode, Range Revise Line Graphs, Bar Graphs, Pie GraphsRevise Pictographs Revise Stem and Leaf Plots Revise Frequency Tables Double Bar Graphs Histograms Line Plots Box and Whisker Plots IBox and Whisker Plots II Scatter Plot and Line of Best FitScatter Plots and Correlations