IXL skill plan | 8th grade plan for Digits

Skill plan for Digits - 8th grade

IXL provides skill alignments with recommended IXL skills for each unit. Find the IXL skills that are right for you below!

Unit

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A	Unit A The Number System
Topic 1 - Rational and Irrational Numbers
Lesson 1-1: Expressing Rational Numbers with Decimal Expansion		1. Convert between decimals and fractions or mixed numbers 2. Compare rational numbers Also consider: • Convert between repeating decimals and fractions • Put rational numbers in order
Lesson 1-1: Expressing Rational Numbers with Decimal Expansion
1. Convert between decimals and fractions or mixed numbers 2. Compare rational numbers Also consider: • Convert between repeating decimals and fractions • Put rational numbers in order

Lesson 1-2: Exploring Irrational Numbers		1. Identify rational and irrational square roots 2. Identify rational and irrational numbers 3. Classify numbers
Lesson 1-2: Exploring Irrational Numbers
1. Identify rational and irrational square roots 2. Identify rational and irrational numbers 3. Classify numbers

Lesson 1-3: Approximating Irrational Numbers		1. Irrational numbers on number lines 2. Estimate positive square roots
Lesson 1-3: Approximating Irrational Numbers
1. Irrational numbers on number lines 2. Estimate positive square roots

Lesson 1-4: Comparing and Ordering Rational and Irrational Numbers		1. Compare and order rational and irrational numbers
Lesson 1-4: Comparing and Ordering Rational and Irrational Numbers
1. Compare and order rational and irrational numbers

Lesson 1-5: Problem Solving		1. Evaluate radical expressions
Lesson 1-5: Problem Solving
1. Evaluate radical expressions

Checkpoint opportunity		1. Checkpoint: Rational and irrational numbers 2. Checkpoint: Approximate irrational numbers
Checkpoint opportunity
1. Checkpoint: Rational and irrational numbers 2. Checkpoint: Approximate irrational numbers

B	Unit B Expressions and Equations, Part 1
Topic 2 - Linear Equations in One Variable
Lesson 2-1: Solving Two-Step Equations		1. Solve two-step equations: complete the solution 2. Solve two-step equations 3. Solve equations of the form px + q = r with fractions 4. Solve two-step equations: word problems Also consider: • Write a two-step equation from words • Which x satisfies an equation?
Lesson 2-1: Solving Two-Step Equations
1. Solve two-step equations: complete the solution 2. Solve two-step equations 3. Solve equations of the form px + q = r with fractions 4. Solve two-step equations: word problems Also consider: • Write a two-step equation from words • Which x satisfies an equation?

Lesson 2-2: Solving Equations with Variables on Both Sides		1. Solve equations involving like terms 2. Solve equations with integers: variables on both sides 3. Solve equations with variables on both sides: word problems Also consider: • Solve equations with variables on both sides: fractional coefficients
Lesson 2-2: Solving Equations with Variables on Both Sides
1. Solve equations involving like terms 2. Solve equations with integers: variables on both sides 3. Solve equations with variables on both sides: word problems Also consider: • Solve equations with variables on both sides: fractional coefficients

Lesson 2-3: Solving Equations Using the Distributive Property		1. Solve equations using the distributive property 2. Solve multi-step equations 3. Solve multi-step equations with fractional coefficients Also consider: • Solve equations: mixed review
Lesson 2-3: Solving Equations Using the Distributive Property
1. Solve equations using the distributive property 2. Solve multi-step equations 3. Solve multi-step equations with fractional coefficients Also consider: • Solve equations: mixed review

Lesson 2-4: Solutions — One, None, or Infinitely Many		1. Find the number of solutions 2. Create equations with no solutions or infinitely many solutions
Lesson 2-4: Solutions — One, None, or Infinitely Many
1. Find the number of solutions 2. Create equations with no solutions or infinitely many solutions

Lesson 2-5: Problem Solving
Lesson 2-5: Problem Solving


Checkpoint opportunity		1. Checkpoint: Solve linear equations
Checkpoint opportunity
1. Checkpoint: Solve linear equations
Topic 3 - Integer Exponents
Lesson 3-1: Perfect Squares, Square Roots, and Equations of the form x^2= p		1. Relationship between squares and square roots 2. Positive and negative square roots 3. Solve equations using square roots Also consider: • Square roots of perfect squares • Estimate positive and negative square roots
Lesson 3-1: Perfect Squares, Square Roots, and Equations of the form x^2= p
1. Relationship between squares and square roots 2. Positive and negative square roots 3. Solve equations using square roots Also consider: • Square roots of perfect squares • Estimate positive and negative square roots

Lesson 3-2: Perfect Cubes, Cube Roots, and Equations of the form x^3 = p		1. Cube roots of positive and negative perfect cubes 2. Solve equations using cube roots Also consider: • Cube roots of positive perfect cubes • Estimate cube roots
Lesson 3-2: Perfect Cubes, Cube Roots, and Equations of the form x^3 = p
1. Cube roots of positive and negative perfect cubes 2. Solve equations using cube roots Also consider: • Cube roots of positive perfect cubes • Estimate cube roots

Lesson 3-3: Exponents and Multiplication		1. Multiplication with exponents 2. Power rule with exponents Also consider: • Understanding exponents • Evaluate powers
Lesson 3-3: Exponents and Multiplication
1. Multiplication with exponents 2. Power rule with exponents Also consider: • Understanding exponents • Evaluate powers

Lesson 3-4: Exponents and Division		1. Division with exponents Also consider: • Multiply and divide powers: integer bases
Lesson 3-4: Exponents and Division
1. Division with exponents Also consider: • Multiply and divide powers: integer bases

Lesson 3-5: Zero and Negative Exponents		1. Understanding negative exponents 2. Evaluate powers with negative or zero exponents Also consider: • Exponent rules: review
Lesson 3-5: Zero and Negative Exponents
1. Understanding negative exponents 2. Evaluate powers with negative or zero exponents Also consider: • Exponent rules: review

Lesson 3-6: Comparing Expressions with Exponents		1. Evaluate expressions using properties of exponents 2. Identify equivalent expressions involving exponents I 3. Identify equivalent expressions involving exponents II
Lesson 3-6: Comparing Expressions with Exponents
1. Evaluate expressions using properties of exponents 2. Identify equivalent expressions involving exponents I 3. Identify equivalent expressions involving exponents II

Lesson 3-7: Problem Solving
Lesson 3-7: Problem Solving


Checkpoint opportunity		1. Checkpoint: Properties of exponents 2. Checkpoint: Square and cube roots
Checkpoint opportunity
1. Checkpoint: Properties of exponents 2. Checkpoint: Square and cube roots
Topic 4 - Scientific Notation
Lesson 4-1: Exploring Scientific Notation		1. Compare numbers written in scientific notation 2. Scientific notation on calculators Also consider: • Multiply a whole number by a power of ten: with exponents
Lesson 4-1: Exploring Scientific Notation
1. Compare numbers written in scientific notation 2. Scientific notation on calculators Also consider: • Multiply a whole number by a power of ten: with exponents

Lesson 4-2: Using Scientific Notation to Describe Quantities		1. Convert between standard and scientific notation: large numbers
Lesson 4-2: Using Scientific Notation to Describe Quantities
1. Convert between standard and scientific notation: large numbers

Lesson 4-3: Using Scientific Notation to Describe Very Small Quantities		1. Convert between standard and scientific notation: small numbers Also consider: • Convert between standard and scientific notation
Lesson 4-3: Using Scientific Notation to Describe Very Small Quantities
1. Convert between standard and scientific notation: small numbers Also consider: • Convert between standard and scientific notation

Lesson 4-4: Operating with Numbers Expressed in Scientific Notation		1. Add and subtract numbers written in scientific notation 2. Multiply numbers written in scientific notation 3. Divide numbers written in scientific notation
Lesson 4-4: Operating with Numbers Expressed in Scientific Notation
1. Add and subtract numbers written in scientific notation 2. Multiply numbers written in scientific notation 3. Divide numbers written in scientific notation

Lesson 4-5: Problem Solving
Lesson 4-5: Problem Solving


Checkpoint opportunity		1. Checkpoint: Scientific notation
Checkpoint opportunity
1. Checkpoint: Scientific notation

C	Unit C Expressions and Equations, Part 2
Topic 5 - Proportional Relationships, Lines, and Linear Equations
Lesson 5-1: Graphing Proportional Relationships		1. Proportional relationships: complete a table and make a graph 2. Identify proportional relationships by graphing 3. Identify proportional relationships from graphs Also consider: • Identify proportional relationships from tables • Identify proportional relationships: word problems • Interpret graphs of proportional relationships
Lesson 5-1: Graphing Proportional Relationships
1. Proportional relationships: complete a table and make a graph 2. Identify proportional relationships by graphing 3. Identify proportional relationships from graphs Also consider: • Identify proportional relationships from tables • Identify proportional relationships: word problems • Interpret graphs of proportional relationships

Lesson 5-2: Linear Equations: y= mx		1. Write equations for proportional relationships from tables and graphs 2. Write and solve equations for proportional relationships 3. Compare proportional relationships represented in different ways Also consider: • Find the constant of proportionality from a graph • Find the constant of proportionality from a table
Lesson 5-2: Linear Equations: y= mx
1. Write equations for proportional relationships from tables and graphs 2. Write and solve equations for proportional relationships 3. Compare proportional relationships represented in different ways Also consider: • Find the constant of proportionality from a graph • Find the constant of proportionality from a table

Lesson 5-3: The Slope of a Line		1. Find the slope from a graph 2. Find the slope from two points Also consider: • Find a missing coordinate using slope • Find the slope from a table
Lesson 5-3: The Slope of a Line
1. Find the slope from a graph 2. Find the slope from two points Also consider: • Find a missing coordinate using slope • Find the slope from a table

Lesson 5-4: Unit Rates and Slope		1. Graph proportional relationships and find the slope Also consider: • Unit rates
Lesson 5-4: Unit Rates and Slope
1. Graph proportional relationships and find the slope Also consider: • Unit rates

Lesson 5-5: The y-intercept of a Line		1. Slope-intercept form: find the slope and y-intercept 2. Interpret the slope and y-intercept of a linear function Also consider: • Write a linear equation from a slope and a point
Lesson 5-5: The y-intercept of a Line
1. Slope-intercept form: find the slope and y-intercept 2. Interpret the slope and y-intercept of a linear function Also consider: • Write a linear equation from a slope and a point

Lesson 5-6: Linear Equations: y= mx + b		1. Write a linear equation from a slope and y-intercept 2. Write a linear equation from a graph 3. Graph a line from an equation in slope-intercept form Also consider: • Graph a line using slope • Write a linear equation from a scenario
Lesson 5-6: Linear Equations: y= mx + b
1. Write a linear equation from a slope and y-intercept 2. Write a linear equation from a graph 3. Graph a line from an equation in slope-intercept form Also consider: • Graph a line using slope • Write a linear equation from a scenario

Lesson 5-7: Problem Solving		• Coming soon: Compare linear functions: word problems
Lesson 5-7: Problem Solving
• Coming soon: Compare linear functions: word problems

Checkpoint opportunity		1. Checkpoint: Proportional relationships
Checkpoint opportunity
1. Checkpoint: Proportional relationships
Topic 6 - Systems of Two Linear Equations
Lesson 6-1: What is a System of Linear Equations in Two Variables?		1. Is (x, y) a solution to the system of equations?
Lesson 6-1: What is a System of Linear Equations in Two Variables?
1. Is (x, y) a solution to the system of equations?

Lesson 6-2: Estimating Solutions of Linear Systems by Inspection		1. Find the number of solutions to a system of equations Also consider: • Find the number of solutions to a system of equations by graphing
Lesson 6-2: Estimating Solutions of Linear Systems by Inspection
1. Find the number of solutions to a system of equations Also consider: • Find the number of solutions to a system of equations by graphing

Lesson 6-3: Solving Systems of Linear Equations by Graphing		1. Solve a system of equations by graphing 2. Solve a system of equations by graphing: word problems Also consider: • Write a system of equations given a graph
Lesson 6-3: Solving Systems of Linear Equations by Graphing
1. Solve a system of equations by graphing 2. Solve a system of equations by graphing: word problems Also consider: • Write a system of equations given a graph

Lesson 6-4: Solving Systems of Linear Equations Using Substitution		1. Solve a system of equations using substitution 2. Solve a system of equations using substitution: word problems
Lesson 6-4: Solving Systems of Linear Equations Using Substitution
1. Solve a system of equations using substitution 2. Solve a system of equations using substitution: word problems

Lesson 6-5: Solving Systems of Linear Equations Using Addition Lesson 6-6: Solving Systems of Linear Equations Using Subtraction		1. Solve a system of equations using elimination 2. Solve a system of equations using elimination: word problems
Lesson 6-5: Solving Systems of Linear Equations Using Addition Lesson 6-6: Solving Systems of Linear Equations Using Subtraction
1. Solve a system of equations using elimination 2. Solve a system of equations using elimination: word problems

Lesson 6-7: Problem Solving		1. Solve a system of equations using any method 2. Solve a system of equations using any method: word problems
Lesson 6-7: Problem Solving
1. Solve a system of equations using any method 2. Solve a system of equations using any method: word problems

Checkpoint opportunity		1. Checkpoint: Systems of equations
Checkpoint opportunity
1. Checkpoint: Systems of equations

D	Unit D Functions
Topic 7 - Defining and Comparing Functions
Lesson 7-1: Comparing Functions		1. Identify functions 2. Identify functions: graphs 3. Relations: convert between mappings, tables, graphs, and ordered pairs
Lesson 7-1: Comparing Functions
1. Identify functions 2. Identify functions: graphs 3. Relations: convert between mappings, tables, graphs, and ordered pairs

Lesson 7-2: Representing a Function		1. Complete a table for the graph of a line 2. Complete a table for a linear function Also consider: • Relate the graph of an equation to its solutions • Find values using function graphs • Complete a table and graph a linear function
Lesson 7-2: Representing a Function
1. Complete a table for the graph of a line 2. Complete a table for a linear function Also consider: • Relate the graph of an equation to its solutions • Find values using function graphs • Complete a table and graph a linear function

Lesson 7-3: Linear functions Lesson 7-4: Nonlinear Functions		1. Identify linear and nonlinear functions: graphs and equations 2. Identify linear and nonlinear functions: tables Also consider: • Is (x, y) a solution to the nonlinear equation? • Rate of change: tables
Lesson 7-3: Linear functions Lesson 7-4: Nonlinear Functions
1. Identify linear and nonlinear functions: graphs and equations 2. Identify linear and nonlinear functions: tables Also consider: • Is (x, y) a solution to the nonlinear equation? • Rate of change: tables

Lesson 7-5: Increasing and Decreasing Intervals		Also consider: • Compare rates of change
Lesson 7-5: Increasing and Decreasing Intervals
Also consider: • Compare rates of change

Lesson 7-6: Sketching a Function Graph		1. Identify graphs: word problems
Lesson 7-6: Sketching a Function Graph
1. Identify graphs: word problems

Lesson 7-7: Problem Solving
Lesson 7-7: Problem Solving


Checkpoint opportunity		1. Checkpoint: Understand functions 2. Checkpoint: Linear and nonlinear functions
Checkpoint opportunity
1. Checkpoint: Understand functions 2. Checkpoint: Linear and nonlinear functions
Topic 8 - Linear Functions
Lesson 8-1: Defining a Linear Function Rule		1. Identify linear and nonlinear functions: equations 2. Find the equation of a graph
Lesson 8-1: Defining a Linear Function Rule
1. Identify linear and nonlinear functions: equations 2. Find the equation of a graph

Lesson 8-2: Rate of Change		1. Rate of change of a linear function: tables 2. Rate of change of a linear function: graphs Also consider: • Interpret points on the graph of a linear function • Find the rate of change: word problems
Lesson 8-2: Rate of Change
1. Rate of change of a linear function: tables 2. Rate of change of a linear function: graphs Also consider: • Interpret points on the graph of a linear function • Find the rate of change: word problems

Lesson 8-3: Initial Value
Lesson 8-3: Initial Value


Lesson 8-4: Comparing Two Linear Functions		1. Compare linear functions: tables, graphs, and equations
Lesson 8-4: Comparing Two Linear Functions
1. Compare linear functions: tables, graphs, and equations

Lesson 8-5: Constructing a Function to Model a Linear Relationship		1. Write linear functions: word problems
Lesson 8-5: Constructing a Function to Model a Linear Relationship
1. Write linear functions: word problems

Lesson 8-6: Problem Solving
Lesson 8-6: Problem Solving


Checkpoint opportunity		1. Checkpoint: Compare linear functions 2. Checkpoint: Construct and interpret linear functions 3. Checkpoint: Sketch and describe graphs
Checkpoint opportunity
1. Checkpoint: Compare linear functions 2. Checkpoint: Construct and interpret linear functions 3. Checkpoint: Sketch and describe graphs

E	Unit E Geometry
Topic 9 - Congruence
Lesson 9-1: Translations		1. Identify translations 2. Translations: graph the image 3. Translations: find the coordinates 4. Translations: write the rule
Lesson 9-1: Translations
1. Identify translations 2. Translations: graph the image 3. Translations: find the coordinates 4. Translations: write the rule

Lesson 9-2: Reflections		1. Identify reflections 2. Reflections: graph the image 3. Reflections: find the coordinates
Lesson 9-2: Reflections
1. Identify reflections 2. Reflections: graph the image 3. Reflections: find the coordinates

Lesson 9-3: Rotations		1. Rotations: find the coordinates 2. Rotations: graph the image Also consider: • Identify reflections, rotations, and translations • Describe transformations
Lesson 9-3: Rotations
1. Rotations: find the coordinates 2. Rotations: graph the image Also consider: • Identify reflections, rotations, and translations • Describe transformations

Lesson 9-4: Congruent Figures		1. Sequences of congruence transformations: choose the sequence 2. Sequences of congruence transformations: graph the image Also consider: • Identify congruent figures • Congruence statements and corresponding parts • Determine if two figures are congruent: justify your answer
Lesson 9-4: Congruent Figures
1. Sequences of congruence transformations: choose the sequence 2. Sequences of congruence transformations: graph the image Also consider: • Identify congruent figures • Congruence statements and corresponding parts • Determine if two figures are congruent: justify your answer

Lesson 9-5: Problem Solving
Lesson 9-5: Problem Solving


Checkpoint opportunity		1. Checkpoint: Slope and linear equations 2. Checkpoint: Congruence transformations
Checkpoint opportunity
1. Checkpoint: Slope and linear equations 2. Checkpoint: Congruence transformations
Topic 10 - Similarity
Lesson 10-1: Dilations		1. Dilations: graph the image 2. Dilations: find the coordinates 3. Dilations: find the scale factor Also consider: • Classify dilations
Lesson 10-1: Dilations
1. Dilations: graph the image 2. Dilations: find the coordinates 3. Dilations: find the scale factor Also consider: • Classify dilations

Lesson 10-2: Similar Figures		1. Identify similar triangles 2. Determine if two figures are similar: justify your answer Also consider: • Identify similar quadrilaterals • Side lengths and angle measures of similar triangles
Lesson 10-2: Similar Figures
1. Identify similar triangles 2. Determine if two figures are similar: justify your answer Also consider: • Identify similar quadrilaterals • Side lengths and angle measures of similar triangles

Lesson 10-3: Relating Similar Triangles and Slope
Lesson 10-3: Relating Similar Triangles and Slope


Lesson 10-4: Problem Solving		1. Side lengths and angle measures of similar figures 2. Scale drawings: word problems
Lesson 10-4: Problem Solving
1. Side lengths and angle measures of similar figures 2. Scale drawings: word problems

Checkpoint opportunity		1. Checkpoint: Transformations on the coordinate plane 2. Checkpoint: Similarity transformations
Checkpoint opportunity
1. Checkpoint: Transformations on the coordinate plane 2. Checkpoint: Similarity transformations
Topic 11 - Reasoning in Geometry
Lesson 11-1: Angles, Lines, and Transversals Lesson 11-2: Reasoning and Parallel Lines		1. Identify corresponding angles and alternate interior angles 2. Transversals of parallel lines: find angle measures Also consider: • Transversals of parallel lines: name angle pairs • Transversals of parallel lines: solve for x
Lesson 11-1: Angles, Lines, and Transversals Lesson 11-2: Reasoning and Parallel Lines
1. Identify corresponding angles and alternate interior angles 2. Transversals of parallel lines: find angle measures Also consider: • Transversals of parallel lines: name angle pairs • Transversals of parallel lines: solve for x

Lesson 11-3: Interior Angles of Triangles		1. Find missing angles in triangles 2. Triangle Angle-Sum Theorem
Lesson 11-3: Interior Angles of Triangles
1. Find missing angles in triangles 2. Triangle Angle-Sum Theorem

Lesson 11-4: Exterior Angles of Triangles		1. Exterior Angle Theorem
Lesson 11-4: Exterior Angles of Triangles
1. Exterior Angle Theorem

Lesson 11-5: Angle-Angle Triangle Similarity		1. Angle-angle criterion for similar triangles
Lesson 11-5: Angle-Angle Triangle Similarity
1. Angle-angle criterion for similar triangles

Lesson 11-6: Problem Solving
Lesson 11-6: Problem Solving


Checkpoint opportunity		1. Checkpoint: Triangles and transversals
Checkpoint opportunity
1. Checkpoint: Triangles and transversals
Topic 12 - Using the Pythagorean Theorem
Lesson 12-1: Reasoning and Proof		1. Solve multi-step equations: complete the solution Also consider: • Properties of equality
Lesson 12-1: Reasoning and Proof
1. Solve multi-step equations: complete the solution Also consider: • Properties of equality

Lesson 12-2: The Pythagorean Theorem		1. Pythagorean theorem: find the length of the hypotenuse 2. Pythagorean theorem: word problems
Lesson 12-2: The Pythagorean Theorem
1. Pythagorean theorem: find the length of the hypotenuse 2. Pythagorean theorem: word problems

Lesson 12-3: Finding Unknown Leg Lengths		1. Pythagorean theorem: find the missing leg length 2. Pythagorean theorem: find the missing leg or hypotenuse length Also consider: • Pythagorean theorem: find the perimeter
Lesson 12-3: Finding Unknown Leg Lengths
1. Pythagorean theorem: find the missing leg length 2. Pythagorean theorem: find the missing leg or hypotenuse length Also consider: • Pythagorean theorem: find the perimeter

Lesson 12-4: The Converse of the Pythagorean Theorem		1. Converse of the Pythagorean theorem: is it a right triangle?
Lesson 12-4: The Converse of the Pythagorean Theorem
1. Converse of the Pythagorean theorem: is it a right triangle?

Lesson 12-5: Distance in the Coordinate Plane		1. Find the distance between two points Also consider: • Classify triangles
Lesson 12-5: Distance in the Coordinate Plane
1. Find the distance between two points Also consider: • Classify triangles

Lesson 12-6: Problem Solving
Lesson 12-6: Problem Solving


Checkpoint opportunity		1. Checkpoint: Pythagorean theorem and its converse 2. Checkpoint: Applications of the Pythagorean theorem
Checkpoint opportunity
1. Checkpoint: Pythagorean theorem and its converse 2. Checkpoint: Applications of the Pythagorean theorem
Topic 13 - Surface Area and Volume
Lesson 13-1: Surface Area of Cylinders		1. Surface area of cylinders Also consider: • Lateral area of cylinders
Lesson 13-1: Surface Area of Cylinders
1. Surface area of cylinders Also consider: • Lateral area of cylinders

Lesson 13-2: Volumes of Cylinders		1. Volume of cylinders
Lesson 13-2: Volumes of Cylinders
1. Volume of cylinders

Lesson 13-3: Surface Area of Cones		1. Surface area of cones
Lesson 13-3: Surface Area of Cones
1. Surface area of cones

Lesson 13-4: Volumes of Cones		1. Volume of cones
Lesson 13-4: Volumes of Cones
1. Volume of cones

Lesson 13-5: Surface Areas of Spheres		1. Surface area of spheres
Lesson 13-5: Surface Areas of Spheres
1. Surface area of spheres

Lesson 13-6: Volumes of Spheres		1. Volume of spheres
Lesson 13-6: Volumes of Spheres
1. Volume of spheres

Lesson 13-7: Problem Solving
Lesson 13-7: Problem Solving


Checkpoint opportunity		1. Checkpoint: Volume
Checkpoint opportunity
1. Checkpoint: Volume

F	Unit F Statistics
Topic 14 - Scatter Plots
Lesson 14-1: Interpreting a Scatter Plot		1. Interpret scatter plots
Lesson 14-1: Interpreting a Scatter Plot
1. Interpret scatter plots

Lesson 14-2: Constructing a Scatter Plot		1. Create scatter plots
Lesson 14-2: Constructing a Scatter Plot
1. Create scatter plots

Lesson 14-3: Investigating Patterns- Clustering and Outliers		1. Outliers in scatter plots
Lesson 14-3: Investigating Patterns- Clustering and Outliers
1. Outliers in scatter plots

Lesson 14-4: Investigating Patterns- Associations		1. Identify trends with scatter plots
Lesson 14-4: Investigating Patterns- Associations
1. Identify trends with scatter plots

Lesson 14-5: Linear Models- Fitting a Straight Line		1. Identify lines of best fit 2. Write equations for lines of best fit
Lesson 14-5: Linear Models- Fitting a Straight Line
1. Identify lines of best fit 2. Write equations for lines of best fit

Lesson 14-6: Using the Equation of a Linear Model		1. Make predictions with scatter plots Also consider: • Interpret lines of best fit: word problems
Lesson 14-6: Using the Equation of a Linear Model
1. Make predictions with scatter plots Also consider: • Interpret lines of best fit: word problems

Lesson 14-7: Problem Solving
Lesson 14-7: Problem Solving


Checkpoint opportunity		1. Checkpoint: Scatter plots 2. Checkpoint: Lines of best fit 3. Checkpoint: Linear models: interpret and solve
Checkpoint opportunity
1. Checkpoint: Scatter plots 2. Checkpoint: Lines of best fit 3. Checkpoint: Linear models: interpret and solve
Topic 15 - Analyzing Categorical Data
Lesson 15-1: Bivarate Categorical Data
Lesson 15-1: Bivarate Categorical Data


Lesson 15-2: Constructing Two-Way Frequency Tables
Lesson 15-2: Constructing Two-Way Frequency Tables


Lesson 15-3: Interpreting Two-Way Frequency Tables
Lesson 15-3: Interpreting Two-Way Frequency Tables


Lesson 15-4: Constructing Two-Way Relative Frequency Tables
Lesson 15-4: Constructing Two-Way Relative Frequency Tables


Lesson 15-5: Interpreting Two-Way Relative Frequency Tables
Lesson 15-5: Interpreting Two-Way Relative Frequency Tables


Lesson 15-6: Choosing a Measure of Frequency
Lesson 15-6: Choosing a Measure of Frequency


Lesson 15-7: Problem Solving
Lesson 15-7: Problem Solving


Checkpoint opportunity		1. Checkpoint: Two-way frequency tables
Checkpoint opportunity
1. Checkpoint: Two-way frequency tables

This document includes the IXL® skill alignments to Pearson's Digits curriculum. IXL provides skill alignments as a service to teachers, students, and parents. The skill alignments are provided by IXL and are not affiliated with, sponsored by, reviewed, approved or endorsed by Pearson or any other third party. IXL® and IXL Learning® are registered trademarks of IXL Learning, Inc. All other intellectual property rights (e.g., unregistered and registered trademarks and copyrights) are the property of their respective owners.