IXL skill plan | Diagnostic Classification plan for the Texas Success Initiative Assessment, Version 2.0

Skill plan for the Texas Success Initiative Assessment, Version 2.0 - Diagnostic Classification

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

Category

Quantitative Reasoning
Algebraic Reasoning
Geometric and Spatial Reasoning
Probabilistic and Statistical Reasoning

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Quantitative Reasoning
Perform basic math operations with whole numbers and integers, decimals, and fractions
Integers		1. Add, subtract, multiply, and divide integers
Integers
1. Add, subtract, multiply, and divide integers

Decimals		1. Add and subtract decimals 2. Multiply decimals 3. Divide decimals
Decimals
1. Add and subtract decimals 2. Multiply decimals 3. Divide decimals

Fractions		1. Add and subtract fractions 2. Multiply fractions 3. Divide fractions
Fractions
1. Add and subtract fractions 2. Multiply fractions 3. Divide fractions
Round numbers to a given place value
Decimals and mixed numbers		1. Round decimals and mixed numbers
Decimals and mixed numbers
1. Round decimals and mixed numbers
Compare numbers in a variety of forms, including decimals, fractions, and percents
Write numbers in different forms		1. Convert between percents, fractions, and decimals
Write numbers in different forms
1. Convert between percents, fractions, and decimals

Order and compare numbers		1. Number lines 2. Compare and order rational numbers
Order and compare numbers
1. Number lines 2. Compare and order rational numbers
Use quantitative reasoning to compare magnitudes of rational and irrational numbers
Compare irrational numbers to rational numbers		1. Estimate positive square roots 2. Estimate cube roots
Compare irrational numbers to rational numbers
1. Estimate positive square roots 2. Estimate cube roots
Use quantitative reasoning to solve problems with ratios, proportions, and percents
Ratios, rates, and proportions		1. Rate of travel: word problems 2. Solve proportions: word problems 3. Scale drawings: word problems
Ratios, rates, and proportions
1. Rate of travel: word problems 2. Solve proportions: word problems 3. Scale drawings: word problems

Percents		1. Percent of change: word problems 2. Percent of change: find the original amount word problems 3. Percent of a number: tax, discount, and more 4. Find the percent: tax, discount, and more
Percents
1. Percent of change: word problems 2. Percent of change: find the original amount word problems 3. Percent of a number: tax, discount, and more 4. Find the percent: tax, discount, and more
Identify, manipulate, and interpret linear equations, inequalities, and expressions
Linear expressions		Work with expressions 1. Evaluate linear expressions 2. Add and subtract linear expressions 3. Factors of linear expressions 4. Identify equivalent linear expressions I 5. Identify equivalent linear expressions II 6. Identify equivalent linear expressions: word problems Arithmetic sequences 7. Write variable expressions for arithmetic sequences
Linear expressions
Work with expressions 1. Evaluate linear expressions 2. Add and subtract linear expressions 3. Factors of linear expressions 4. Identify equivalent linear expressions I 5. Identify equivalent linear expressions II 6. Identify equivalent linear expressions: word problems Arithmetic sequences 7. Write variable expressions for arithmetic sequences

Linear inequalities		1. Graph inequalities 2. Write inequalities from graphs
Linear inequalities
1. Graph inequalities 2. Write inequalities from graphs

Linear equations		1. Identify equivalent equations 2. Rearrange multi-variable equations
Linear equations
1. Identify equivalent equations 2. Rearrange multi-variable equations
Use quantitative reasoning to solve problems in context (e.g., linear relationships in financial literacy and numeracy)
Mixed linear relationships		1. Solve one-step and two-step linear equations: word problems
Mixed linear relationships
1. Solve one-step and two-step linear equations: word problems

Algebraic Reasoning
Solve linear equations, inequalities, and systems of linear equations
Solve one-variable equations		Use order of operations 1. Solve equations using order of operations Use models 2. Model and solve equations using algebra tiles 3. Write and solve equations that represent diagrams One-step equations 4. Solve one-step equations Two-step equations 5. Solve two-step equations 6. Which x satisfies an equation?
Solve one-variable equations
Use order of operations 1. Solve equations using order of operations Use models 2. Model and solve equations using algebra tiles 3. Write and solve equations that represent diagrams One-step equations 4. Solve one-step equations Two-step equations 5. Solve two-step equations 6. Which x satisfies an equation?

Solve linear equations		Solve equations for y 1. Linear equations: solve for y Graph linear equations 2. Graph a line using slope 3. Graph a line from an equation in slope-intercept form 4. Graph a line from an equation in point-slope form
Solve linear equations
Solve equations for y 1. Linear equations: solve for y Graph linear equations 2. Graph a line using slope 3. Graph a line from an equation in slope-intercept form 4. Graph a line from an equation in point-slope form

Solve one-variable inequalities		Find solutions 1. Solutions to inequalities Use number lines 2. Graph inequalities on number lines 3. Write inequalities from number lines One-step inequalities 4. Solve one-step inequalities 5. Graph solutions to one-step inequalities Two-step inequalities 6. Solve two-step inequalities 7. Graph solutions to two-step inequalities
Solve one-variable inequalities
Find solutions 1. Solutions to inequalities Use number lines 2. Graph inequalities on number lines 3. Write inequalities from number lines One-step inequalities 4. Solve one-step inequalities 5. Graph solutions to one-step inequalities Two-step inequalities 6. Solve two-step inequalities 7. Graph solutions to two-step inequalities

Solve linear inequalities		Evaluate and solve linear inequalities 1. Does (x, y) satisfy the inequality? 2. Linear inequalities: solve for y Graph linear inequalities 3. Graph a two-variable linear inequality
Solve linear inequalities
Evaluate and solve linear inequalities 1. Does (x, y) satisfy the inequality? 2. Linear inequalities: solve for y Graph linear inequalities 3. Graph a two-variable linear inequality

Systems of linear equations		Solve systems of linear equations 1. Solve a system of equations by graphing 2. Solve a system of equations using substitution 3. Solve a system of equations using elimination 4. Solve a system of equations using any method Number of solutions 5. Is (x, y) a solution to the system of equations? 6. Find the number of solutions to a system of equations by graphing 7. Find the number of solutions to a system of equations
Systems of linear equations
Solve systems of linear equations 1. Solve a system of equations by graphing 2. Solve a system of equations using substitution 3. Solve a system of equations using elimination 4. Solve a system of equations using any method Number of solutions 5. Is (x, y) a solution to the system of equations? 6. Find the number of solutions to a system of equations by graphing 7. Find the number of solutions to a system of equations
Evaluate linear functions
Write linear functions		1. Write a linear function from a table 2. Write linear functions: word problems
Write linear functions
1. Write a linear function from a table 2. Write linear functions: word problems

Evaluate and graph linear functions		1. Is (x, y) a solution to the linear equation? 2. Evaluate a linear function 3. Complete a table for a linear function 4. Complete a table and graph a linear function 5. Evaluate a linear function: word problems
Evaluate and graph linear functions
1. Is (x, y) a solution to the linear equation? 2. Evaluate a linear function 3. Complete a table for a linear function 4. Complete a table and graph a linear function 5. Evaluate a linear function: word problems
Identify and manipulate quadratic, polynomial, exponential, rational, and radical equations and expressions
Polynomial expressions		Model polynomials 1. Model polynomials with algebra tiles Add and subtract polynomials 2. Add and subtract polynomials using algebra tiles 3. Add and subtract polynomials Multiply polynomials 4. Multiply two binomials using algebra tiles 5. Multiply polynomials Divide polynomials 6. Divide polynomials by monomials 7. Divide polynomials using long division Factor polynomials 8. Factor by grouping 9. Factor polynomials
Polynomial expressions
Model polynomials 1. Model polynomials with algebra tiles Add and subtract polynomials 2. Add and subtract polynomials using algebra tiles 3. Add and subtract polynomials Multiply polynomials 4. Multiply two binomials using algebra tiles 5. Multiply polynomials Divide polynomials 6. Divide polynomials by monomials 7. Divide polynomials using long division Factor polynomials 8. Factor by grouping 9. Factor polynomials

Quadratic expressions		Factor quadratic expressions 1. Factor quadratics using algebra tiles 2. Factor quadratics with leading coefficient 1 3. Factor quadratics with other leading coefficients 4. Factor quadratics: special cases Create a perfect-square quadratic 5. Complete the square
Quadratic expressions
Factor quadratic expressions 1. Factor quadratics using algebra tiles 2. Factor quadratics with leading coefficient 1 3. Factor quadratics with other leading coefficients 4. Factor quadratics: special cases Create a perfect-square quadratic 5. Complete the square

Exponential expressions		Power rule 1. Power rule for exponents Number sequences 2. Evaluate variable expressions for sequences
Exponential expressions
Power rule 1. Power rule for exponents Number sequences 2. Evaluate variable expressions for sequences

Rational expressions		Evaluate rational expressions 1. Evaluate rational expressions Simplify rational expressions 2. Simplify rational expressions 3. Simplify mixed rational expressions Operations with rational expressions 4. Multiply and divide rational expressions 5. Add and subtract rational expressions
Rational expressions
Evaluate rational expressions 1. Evaluate rational expressions Simplify rational expressions 2. Simplify rational expressions 3. Simplify mixed rational expressions Operations with rational expressions 4. Multiply and divide rational expressions 5. Add and subtract rational expressions

Radical expressions		Evaluate radical expressions 1. Evaluate radical expressions Simplify radical expressions 2. Simplify radical expressions with variables 3. Simplify radical expressions: mixed review Operations with radical expressions 4. Multiply radical expressions 5. Add and subtract radical expressions 6. Simplify radical expressions using conjugates
Radical expressions
Evaluate radical expressions 1. Evaluate radical expressions Simplify radical expressions 2. Simplify radical expressions with variables 3. Simplify radical expressions: mixed review Operations with radical expressions 4. Multiply radical expressions 5. Add and subtract radical expressions 6. Simplify radical expressions using conjugates
Solve equations and evaluate functions (e.g., quadratic, polynomial, exponential, rational, and radical)
Functions		Identify functions 1. Identify functions 2. Identify functions: graphs Identify types of functions 3. Identify linear, quadratic, and exponential functions from graphs
Functions
Identify functions 1. Identify functions 2. Identify functions: graphs Identify types of functions 3. Identify linear, quadratic, and exponential functions from graphs

Nonlinear functions		Identify nonlinear functions 1. Identify linear and nonlinear functions: graphs and equations 2. Identify linear and nonlinear functions: tables Evaluate nonlinear functions 3. Is (x, y) a solution to the nonlinear equation? Find values using graphs 4. Find values using function graphs 5. Complete a table for a function graph
Nonlinear functions
Identify nonlinear functions 1. Identify linear and nonlinear functions: graphs and equations 2. Identify linear and nonlinear functions: tables Evaluate nonlinear functions 3. Is (x, y) a solution to the nonlinear equation? Find values using graphs 4. Find values using function graphs 5. Complete a table for a function graph

Quadratic functions and equations		Characteristics 1. Characteristics of quadratic functions: graphs 2. Characteristics of quadratic functions: equations Graph quadratic functions 3. Match quadratic functions and graphs Evaluate quadratic functions 4. Complete a function table: quadratic functions Solve quadratic equations 5. Solve a quadratic equation using square roots 6. Solve a quadratic equation using the zero product property 7. Solve a quadratic equation by factoring 8. Solve a quadratic equation by completing the square
Quadratic functions and equations
Characteristics 1. Characteristics of quadratic functions: graphs 2. Characteristics of quadratic functions: equations Graph quadratic functions 3. Match quadratic functions and graphs Evaluate quadratic functions 4. Complete a function table: quadratic functions Solve quadratic equations 5. Solve a quadratic equation using square roots 6. Solve a quadratic equation using the zero product property 7. Solve a quadratic equation by factoring 8. Solve a quadratic equation by completing the square

Radical functions and equations		Evaluate radical functions 1. Evaluate square root functions Solve radical equations 2. Solve radical equations I 3. Solve radical equations II
Radical functions and equations
Evaluate radical functions 1. Evaluate square root functions Solve radical equations 2. Solve radical equations I 3. Solve radical equations II

Rational functions and equations		Solve rational equations 1. Solve rational equations Graph rational functions 2. Rational functions: asymptotes and excluded values
Rational functions and equations
Solve rational equations 1. Solve rational equations Graph rational functions 2. Rational functions: asymptotes and excluded values

Exponential equations		1. Solve equations with variable exponents
Exponential equations
1. Solve equations with variable exponents
Use quantitative reasoning to solve problems in context (e.g., exponential decay/growth, compound interest, and depreciation)
Polynomials		1. Add polynomials to find perimeter 2. Multiply polynomials using area models
Polynomials
1. Add polynomials to find perimeter 2. Multiply polynomials using area models

Exponential relationships		Exponential growth and decay 1. Exponential growth and decay: word problems Compound interest 2. Compound interest
Exponential relationships
Exponential growth and decay 1. Exponential growth and decay: word problems Compound interest 2. Compound interest

Patterns and sequences		1. Sequences: word problems
Patterns and sequences
1. Sequences: word problems

Geometric and Spatial Reasoning
Identify common units of measurement
Estimate using the appropriate unit		1. Estimate customary measurements 2. Estimate metric measurements
Estimate using the appropriate unit
1. Estimate customary measurements 2. Estimate metric measurements
Identify and define types of angles
Angle relationships		1. Identify complementary, supplementary, vertical, adjacent, and congruent angles
Angle relationships
1. Identify complementary, supplementary, vertical, adjacent, and congruent angles
Use quantitative reasoning to convert units within systems of measurement
Metric system		1. Convert rates and measurements: metric units
Metric system
1. Convert rates and measurements: metric units

Customary system		1. Convert rates and measurements: customary units
Customary system
1. Convert rates and measurements: customary units

Metric and customary system		1. Convert square and cubic units of length
Metric and customary system
1. Convert square and cubic units of length
Find perimeter, area, surface area, and volume using a variety of methods, including estimation
Perimeter		1. Perimeter
Perimeter
1. Perimeter

Area		1. Area
Area
1. Area

Three-dimensional figures		1. Nets of three-dimensional figures
Three-dimensional figures
1. Nets of three-dimensional figures

Surface area		1. Surface area of cubes, prisms, and pyramids 2. Surface area of cylinders 3. Surface area of cones 4. Surface area of spheres
Surface area
1. Surface area of cubes, prisms, and pyramids 2. Surface area of cylinders 3. Surface area of cones 4. Surface area of spheres

Volume		1. Volume of cubes, prisms, and pyramids 2. Volume of cylinders 3. Volume of cones 4. Volume of spheres
Volume
1. Volume of cubes, prisms, and pyramids 2. Volume of cylinders 3. Volume of cones 4. Volume of spheres

Similar figures and changes in scale		Perimeter and area 1. Perimeter and area: changes in scale Surface area and volume 2. Similar solids 3. Volume and surface area of similar solids
Similar figures and changes in scale
Perimeter and area 1. Perimeter and area: changes in scale Surface area and volume 2. Similar solids 3. Volume and surface area of similar solids
Use transformations to investigate congruence, similarity, and symmetry
Symmetry		1. Line symmetry 2. Rotational symmetry 3. Rotational symmetry: amount of rotation
Symmetry
1. Line symmetry 2. Rotational symmetry 3. Rotational symmetry: amount of rotation

Transformations		Types of transformations 1. Identify reflections, rotations, and translations Translations 2. Translations: graph the image 3. Translations: find the coordinates 4. Translations: write the rule Reflections 5. Reflections over the x- and y-axes: graph the image 6. Reflections over the x- and y-axes: find the coordinates 7. Reflections: graph the image 8. Reflections: find the coordinates Rotations 9. Rotations: graph the image 10. Rotations: find the coordinates Dilations 11. Dilations: graph the image 12. Dilations: find the coordinates 13. Dilations: find the scale factor
Transformations
Types of transformations 1. Identify reflections, rotations, and translations Translations 2. Translations: graph the image 3. Translations: find the coordinates 4. Translations: write the rule Reflections 5. Reflections over the x- and y-axes: graph the image 6. Reflections over the x- and y-axes: find the coordinates 7. Reflections: graph the image 8. Reflections: find the coordinates Rotations 9. Rotations: graph the image 10. Rotations: find the coordinates Dilations 11. Dilations: graph the image 12. Dilations: find the coordinates 13. Dilations: find the scale factor

Congruence		1. Sequences of congruence transformations: graph the image 2. Congruence statements and corresponding parts 3. Side lengths and angle measures of congruent figures 4. Congruent triangles: SSS, SAS, and ASA 5. Sequences of congruence transformations: choose the sequence
Congruence
1. Sequences of congruence transformations: graph the image 2. Congruence statements and corresponding parts 3. Side lengths and angle measures of congruent figures 4. Congruent triangles: SSS, SAS, and ASA 5. Sequences of congruence transformations: choose the sequence

Similarity		Similar triangles 1. Identify similar triangles 2. Side lengths and angle measures of similar triangles 3. Find missing side lengths in proportional triangles Similar figures 4. Side lengths and angle measures of similar figures
Similarity
Similar triangles 1. Identify similar triangles 2. Side lengths and angle measures of similar triangles 3. Find missing side lengths in proportional triangles Similar figures 4. Side lengths and angle measures of similar figures

Similarity and congruence		1. Similar and congruent figures
Similarity and congruence
1. Similar and congruent figures
Apply right triangle relationships and basic trigonometry
Side relationships in right triangles		1. Pythagorean theorem: find the length of the hypotenuse 2. Pythagorean theorem: find the missing leg length 3. Pythagorean theorem: find the missing leg or hypotenuse length 4. Converse of the Pythagorean theorem: is it a right triangle?
Side relationships in right triangles
1. Pythagorean theorem: find the length of the hypotenuse 2. Pythagorean theorem: find the missing leg length 3. Pythagorean theorem: find the missing leg or hypotenuse length 4. Converse of the Pythagorean theorem: is it a right triangle?

Angle relationships with trigonometric ratios		1. Trigonometric ratios: sin, cos, and tan 2. Find trigonometric functions using a calculator 3. Inverses of trigonometric functions 4. Trigonometric ratios: find a side length 5. Trigonometric ratios: find an angle measure
Angle relationships with trigonometric ratios
1. Trigonometric ratios: sin, cos, and tan 2. Find trigonometric functions using a calculator 3. Inverses of trigonometric functions 4. Trigonometric ratios: find a side length 5. Trigonometric ratios: find an angle measure

Use side and angle relationships		1. Solve a right triangle
Use side and angle relationships
1. Solve a right triangle
Make connections between geometry and algebraic equations
Coordinate geometry		1. Midpoint formula: find the midpoint 2. Slopes of parallel and perpendicular lines
Coordinate geometry
1. Midpoint formula: find the midpoint 2. Slopes of parallel and perpendicular lines

Angles		Triangles 1. Find missing angles in triangles 2. Find missing angles in triangles using ratios 3. Triangle Angle-Sum Theorem Quadrilaterals 4. Find missing angles in quadrilaterals I 5. Find missing angles in quadrilaterals II Polygons 6. Exterior Angle Theorem 7. Interior angles of polygons Angle relationships 8. Find measures of complementary, supplementary, vertical, and adjacent angles 9. Transversals of parallel lines: find angle measures 10. Find lengths and measures of bisected line segments and angles
Angles
Triangles 1. Find missing angles in triangles 2. Find missing angles in triangles using ratios 3. Triangle Angle-Sum Theorem Quadrilaterals 4. Find missing angles in quadrilaterals I 5. Find missing angles in quadrilaterals II Polygons 6. Exterior Angle Theorem 7. Interior angles of polygons Angle relationships 8. Find measures of complementary, supplementary, vertical, and adjacent angles 9. Transversals of parallel lines: find angle measures 10. Find lengths and measures of bisected line segments and angles

Probabilistic and Statistical Reasoning
Sort and count data
Counting principle		1. Counting principle
Counting principle
1. Counting principle

Find data frequency		1. Create frequency tables: categorical data 2. Create frequency tables
Find data frequency
1. Create frequency tables: categorical data 2. Create frequency tables
Construct simple graphs and tables
Create graphs		1. Create scatter plots 2. Create line graphs
Create graphs
1. Create scatter plots 2. Create line graphs
Use quantitative reasoning to compute and interpret probability
Find probabilities		1. Probability of simple events 2. Experimental probability 3. Find probabilities using two-way frequency tables
Find probabilities
1. Probability of simple events 2. Experimental probability 3. Find probabilities using two-way frequency tables

Independent and dependent events		1. Identify independent and dependent events 2. Probability of independent and dependent events
Independent and dependent events
1. Identify independent and dependent events 2. Probability of independent and dependent events

Make predictions		1. Make predictions
Make predictions
1. Make predictions
Use quantitative reasoning to compute and describe measures of center and spread of data
Measures of center and spread		1. Calculate mean, median, mode, and range 2. Mean, median, mode, and range: find the missing number 3. Changes in mean, median, mode, and range 4. Calculate quartiles and interquartile range
Measures of center and spread
1. Calculate mean, median, mode, and range 2. Mean, median, mode, and range: find the missing number 3. Changes in mean, median, mode, and range 4. Calculate quartiles and interquartile range

Outliers in data		1. Identify an outlier 2. Identify an outlier and describe the effect of removing it 3. Outliers in scatter plots
Outliers in data
1. Identify an outlier 2. Identify an outlier and describe the effect of removing it 3. Outliers in scatter plots
Classify data and construct appropriate representations of data
Classify and represent data		1. Create histograms 2. Create bar graphs 3. Create line plots
Classify and represent data
1. Create histograms 2. Create bar graphs 3. Create line plots
Analyze, interpret, and draw conclusions from data
Interpret data		1. Interpret tables 2. Interpret line graphs 3. Interpret histograms 4. Interpret bar graphs 5. Interpret line plots
Interpret data
1. Interpret tables 2. Interpret line graphs 3. Interpret histograms 4. Interpret bar graphs 5. Interpret line plots

Analyze data and find averages		1. Interpret charts and graphs to find mean, median, mode, and range
Analyze data and find averages
1. Interpret charts and graphs to find mean, median, mode, and range

Make predictions and identify trends		1. Make predictions with scatter plots 2. Identify trends with scatter plots
Make predictions and identify trends
1. Make predictions with scatter plots 2. Identify trends with scatter plots

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