
These are IXL skill alignments pertaining to the i-Ready® Diagnostic and are provided by IXL as a service to teachers, students, and parents. IXL is not affiliated with, sponsored, or endorsed by Curriculum Associates, and Curriculum Associates was not involved in creating these skill alignments.
Score: 100–585
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Models
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Models
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Add and subtract
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Add and subtract
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Addition and subtraction
Multiplication and division
Addition, subtraction, multiplication, and division
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Addition and subtraction
Multiplication and division
Addition, subtraction, multiplication, and division
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Score: 586–800
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Tested out (not applicable at this level)
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Tested out (not applicable at this level)
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Score: 100–502
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Ratios
Unit rates
Word problems
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Ratios
Unit rates
Word problems
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Percent problems
Percent of change
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Percent problems
Percent of change
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Identify proportional relationships
Write and solve equations
Interpret proportional relationships
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Identify proportional relationships
Write and solve equations
Interpret proportional relationships
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Write equivalent expressions
Identify equivalent expressions
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Write equivalent expressions
Identify equivalent expressions
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Score: 503–514
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Negative or zero exponents
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Negative or zero exponents
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Square roots
Cube roots
Solve equations
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Square roots
Cube roots
Solve equations
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Solve equations
Word problems
Justify the solution
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Solve equations
Word problems
Justify the solution
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Slope and y-intercept
Graph a line
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Slope and y-intercept
Graph a line
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Solutions of linear equations
Graphs of linear equations
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Solutions of linear equations
Graphs of linear equations
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Evaluate and graph linear functions
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Evaluate and graph linear functions
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Solutions of systems of equations
Solve systems by graphing
Solve systems algebraically
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Solutions of systems of equations
Solve systems by graphing
Solve systems algebraically
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Score: 515–563
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Square roots and cube roots
Classify rational and irrational numbers
Operations with rational numbers
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Square roots and cube roots
Classify rational and irrational numbers
Operations with rational numbers
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Solutions of a linear equation
Slope-intercept form
Standard form
Horizontal and vertical lines
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Solutions of a linear equation
Slope-intercept form
Standard form
Horizontal and vertical lines
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Identify functions
Evaluate functions
Rate of change
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Identify functions
Evaluate functions
Rate of change
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Word problems
Compare linear functions
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Word problems
Compare linear functions
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Solve by graphing
Solve using substitution
Solve using elimination
Solve using any method
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Solve by graphing
Solve using substitution
Solve using elimination
Solve using any method
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Linear inequalities
Systems of linear inequalities
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Linear inequalities
Systems of linear inequalities
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Classify sequences
Evaluate sequences
Write formulas for sequences
Convert between recursive and explicit formulas
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Classify sequences
Evaluate sequences
Write formulas for sequences
Convert between recursive and explicit formulas
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Evaluate exponential functions
Graph exponential functions
Domain and range
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Evaluate exponential functions
Graph exponential functions
Domain and range
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Polynomial vocabulary
Add and subtract polynomials
Multiply polynomials
Factor polynomials
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Polynomial vocabulary
Add and subtract polynomials
Multiply polynomials
Factor polynomials
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Characteristics of quadratic functions
Evaluate quadratic functions
Transformations of quadratic functions
Write and graph quadratic functions
Domain and range
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Characteristics of quadratic functions
Evaluate quadratic functions
Transformations of quadratic functions
Write and graph quadratic functions
Domain and range
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Solve by taking square roots
Solve by factoring
Solve using the quadratic formula
Word problems
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Solve by taking square roots
Solve by factoring
Solve using the quadratic formula
Word problems
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Identify linear and exponential functions
Identify linear, quadratic, and exponential functions
Write linear and exponential functions
Write linear, quadratic, and exponential functions
Describe linear and exponential functions
Compare linear and exponential functions
Compare linear, quadratic, and exponential functions
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Identify linear and exponential functions
Identify linear, quadratic, and exponential functions
Write linear and exponential functions
Write linear, quadratic, and exponential functions
Describe linear and exponential functions
Compare linear and exponential functions
Compare linear, quadratic, and exponential functions
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Score: 564-589
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Characteristics of quadratic functions
Evaluate quadratic functions
Transformations of quadratic functions
Graph quadratic functions
Write quadratic functions
Domain and range
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Characteristics of quadratic functions
Evaluate quadratic functions
Transformations of quadratic functions
Graph quadratic functions
Write quadratic functions
Domain and range
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Complex numbers
Solve quadratic equations
Word problems
The discriminant
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Complex numbers
Solve quadratic equations
Word problems
The discriminant
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Solve graphically
Solve algebraically
Solve using a table
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Solve graphically
Solve algebraically
Solve using a table
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Score: 590-629
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Polynomial operations
Polynomial equations
Polynomial functions
Graphs of polynomial functions
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Polynomial operations
Polynomial equations
Polynomial functions
Graphs of polynomial functions
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Radical expressions
Radical functions
Solve radical equations
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Radical expressions
Radical functions
Solve radical equations
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Rational expressions
Rational functions
Rational equations
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Rational expressions
Rational functions
Rational equations
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Convert between exponential and logarithmic form
Evaluate logarithms
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Convert between exponential and logarithmic form
Evaluate logarithms
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Exponential functions
Exponential equations
Exponential equations: word problems
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Exponential functions
Exponential equations
Exponential equations: word problems
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Logarithmic functions
Logarithmic equations
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Logarithmic functions
Logarithmic equations
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Evaluate sequences
Classify sequences
Write formulas for sequences
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Evaluate sequences
Classify sequences
Write formulas for sequences
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Radian measure
Trigonometric ratios
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Radian measure
Trigonometric ratios
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Sine functions
Cosine functions
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Sine functions
Cosine functions
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Score: 630–800
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Operations
Complex number plane
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Operations
Complex number plane
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Introduction to vectors
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Introduction to vectors
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Matrix vocabulary
Matrix operations
Matrix equations and inverses
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Matrix vocabulary
Matrix operations
Matrix equations and inverses
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Trigonometric identities
Trigonometric equations
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Trigonometric identities
Trigonometric equations
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Score: 100–585
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Compare and convert
Word problems
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Compare and convert
Word problems
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Compare and convert
Word problems
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Compare and convert
Word problems
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Line plots
Histograms
Box plots
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Line plots
Histograms
Box plots
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Mean, median, mode, and range
Mean absolute deviation and interquartile range
Interpret measures of center and variability
Compare data sets
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Mean, median, mode, and range
Mean absolute deviation and interquartile range
Interpret measures of center and variability
Compare data sets
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Simple events
Make predictions
Compound events
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Simple events
Make predictions
Compound events
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Scatter plots
Lines of best fit
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Scatter plots
Lines of best fit
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Score: 586–800
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Tested out (not applicable at this level)
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Tested out (not applicable at this level)
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Score: 100–502
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Triangles and quadrilaterals
Compound figures
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Triangles and quadrilaterals
Compound figures
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Score: 503–514
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Classify transformations
Translations
Reflections
Rotations
Describe transformations
Sequence of congruence transformations
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Classify transformations
Translations
Reflections
Rotations
Describe transformations
Sequence of congruence transformations
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Score: 515–563
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Identify and describe points, line, and planes
Additive property of length
Congruent line segments
Midpoints and perpendicular bisectors
Distance formula
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Identify and describe points, line, and planes
Additive property of length
Congruent line segments
Midpoints and perpendicular bisectors
Distance formula
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Angle measures
Constructions
Proofs
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Angle measures
Constructions
Proofs
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Identify types of lines
Constructions
Parallel lines and transversals
Slope
Distance to a line
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Identify types of lines
Constructions
Parallel lines and transversals
Slope
Distance to a line
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Translations
Reflections
Rotations
Sequences of congruence transformations
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Translations
Reflections
Rotations
Sequences of congruence transformations
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SSS and SAS Theorems
ASA and AAS Theorems
SSS, SAS, ASA, and AAS Theorems
Corresponding parts of congruent triangles
Isosceles and equilateral triangles
HL Theorem
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SSS and SAS Theorems
ASA and AAS Theorems
SSS, SAS, ASA, and AAS Theorems
Corresponding parts of congruent triangles
Isosceles and equilateral triangles
HL Theorem
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Understand similar figures
Similar triangles
Similarity of circles
Proofs
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Understand similar figures
Similar triangles
Similarity of circles
Proofs
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Properties of triangles
Constructions
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Properties of triangles
Constructions
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Trigonometric ratios
Special right triangles
Sine and cosine of complementary angles
Inverse trigonometric functions
Solve right triangles
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Trigonometric ratios
Special right triangles
Sine and cosine of complementary angles
Inverse trigonometric functions
Solve right triangles
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Graph quadrilaterals
Properties of quadrilaterals
Constructions
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Graph quadrilaterals
Properties of quadrilaterals
Constructions
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Area of regular polygons
Polygons on the coordinate plane
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Area of regular polygons
Polygons on the coordinate plane
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Parts of a circle
Arc length and sector area
Angles and lines in circles
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Parts of a circle
Arc length and sector area
Angles and lines in circles
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Prisms and cylinders
Pyramids and cones
Spheres
Compound figures
Similar solids
Density, mass, and volume
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Prisms and cylinders
Pyramids and cones
Spheres
Compound figures
Similar solids
Density, mass, and volume
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Scatter plots
Lines of best fit
Correlation and causation
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Scatter plots
Lines of best fit
Correlation and causation
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Simple events
Compound events
Independence and conditional probability
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Simple events
Compound events
Independence and conditional probability
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Score: 564-589
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Simple events
Compound events
Independence and conditional probability
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Simple events
Compound events
Independence and conditional probability
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Score: 590-629
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Write and graph probability distributions
Mean, variance, and standard deviation
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Write and graph probability distributions
Mean, variance, and standard deviation
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Score: 630-800
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This document includes IXL skill alignments to the i-Ready® Diagnostic. IXL provides skill alignments as a service to teachers, students, and parents. The skill alignments are not affiliated with, sponsored by, or endorsed by Curriculum Associates. IXL and IXL Learning are registered trademarks of IXL Learning, Inc. All other trademarks and registered trademarks and copyrights are the property of their respective owners.