These links will take you to Khan Academy videos to help you with topics from the unit you are struggling with.

Khan Academy can be changed to most world languages.  To change the language settings you do need to sign in with an account.  PPS students should just use their school google account.  Here is a video on how to change the language setting.  Here is a list of what languages Khan Academy supports with links to each language.

Unit 1: Ratios and Proportional Relationships

• Intro to Ratios

• Equivalent Ratios

• Visualize Ratios

• Ratio Application

• Intro to Rates

• Intro to Percents

• Percent, Decimal, and Fraction Conversions

• Solving Percent Problems

• Percent Word Problems

Unit 2: The Number System

• Dividing Fractions by Fractions

• Greatest Common Factor
• Least Common Multiple
• Adding Decimals

• Subtracting Decimals

• Adding and Subtracting Decimals Word Problems

• Multiplying Decimals

• Dividing Whole Numbers (Long Division/Standard Algorithm)

• Dividing Decimals

• Intro to Negative Numbers
  
• Negative Decimals and Fractions on the Number Line
  
• Number Opposites
  
• Comparing Negative Numbers
  
• Negative Symbol as Opposite
  
• Absolute Value
  
• Coordinate Plane (Graph)

Unit 3: Expressions and Equations

• Parts of Algebraic Expressions
• Substitution and Evaluating Expressons
• Expression Value Intuition
• Evaluating Expressions Word Problems
• Writing Algebraic Expressions Introduction
• Writing Basic Algebraic Expressions Word Problems
• Distributive Property with Variables
• Combining Like Terms
• Equivalent Expressions
• Algebraic Equations Basics
• One-Step Equations Intuition
• One-Step Addition and Subtraction Equations
• One-Step Multiplication and Division Equations
• Finding Mistakes in One-Step Equations
• One-Step Equation Word Problems
• Intro to Inequalities with Variables
• Dependant and Independent Variables

Unit 4: Geometry

• Areas of Parallelograms
• Areas of Triangles
• Area of Composite Figures
• Geometric Solids (3D Shapes)
• Volume with Fractions
• Surface Area
• Polygons on the Coordinate Plane

Unit 5: Statistics and Probability

• Dot Plots and Frequency Tables
• Statistical Questions
• Histograms
• Mean and Median
• Mean and Median Challenge Problems
• Interquartile Range (IQR)
• Box Plots
• Mean Absolute Deviation (MAD)
• Comparing Data Displays
• Shape of Data Distributions