
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: 100–499
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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: 500–585
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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: 100–492
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Ratios
Unit rates
Word problems
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Ratios
Unit rates
Word problems
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Understand percent
Convert between percents, fractions, and decimals
Solve percent problems with models
Find a percent of a number
Find what percent one number is of another
Find the whole
Solve percent problems
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Understand percent
Convert between percents, fractions, and decimals
Solve percent problems with models
Find a percent of a number
Find what percent one number is of another
Find the whole
Solve percent problems
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Write expressions
Evaluate expressions
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Write expressions
Evaluate expressions
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Write equivalent expressions
Identify equivalent expressions
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Write equivalent expressions
Identify equivalent expressions
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Solutions of equations
Solve equations
Word problems
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Solutions of equations
Solve equations
Word problems
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Independent and dependent variables
Make and interpret graphs
Write equations
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Independent and dependent variables
Make and interpret graphs
Write equations
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Score: 493–502
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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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Percent of change
Percent error
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Percent of change
Percent error
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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: 515–555
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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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Rates and averages
Unit conversions
Checkpoint
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Rates and averages
Unit conversions
Checkpoint
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Linear inequalities
Compound inequalities
Checkpoint
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Linear inequalities
Compound inequalities
Checkpoint
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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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Score: 556–610
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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
Checkpoint
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Classify sequences
Evaluate sequences
Write formulas for sequences
Convert between recursive and explicit formulas
Checkpoint
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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
Checkpoint
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Polynomial vocabulary
Add and subtract polynomials
Multiply polynomials
Factor polynomials
Checkpoint
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Characteristics of quadratic functions
Evaluate quadratic functions
Transformations of quadratic functions
Write and graph quadratic functions
Domain and range
Checkpoint
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Characteristics of quadratic functions
Evaluate quadratic functions
Transformations of quadratic functions
Write and graph quadratic functions
Domain and range
Checkpoint
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Solve by taking square roots
Solve by factoring
Solve by completing the square
Solve using the quadratic formula
Word problems
Systems of linear and quadratic equations
Checkpoint
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Solve by taking square roots
Solve by factoring
Solve by completing the square
Solve using the quadratic formula
Word problems
Systems of linear and quadratic equations
Checkpoint
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Solve equations using a table
Checkpoint
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Solve equations using a table
Checkpoint
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Radical expressions
Radical equations
Checkpoint
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Radical expressions
Radical equations
Checkpoint
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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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Evaluate absolute value functions
Graph absolute value functions
Domain and range
Transformations of absolute value functions
Checkpoint
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Evaluate absolute value functions
Graph absolute value functions
Domain and range
Transformations of absolute value functions
Checkpoint
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Function operations
Checkpoint
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Function operations
Checkpoint
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Function transformations
Checkpoint
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Function transformations
Checkpoint
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Square root functions
Checkpoint
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Square root functions
Checkpoint
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Score: 611–800
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Polynomial expressions
Polynomial equations
Polynomial functions
Graphs of polynomial functions
Binomial expansion
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Polynomial expressions
Polynomial equations
Polynomial functions
Graphs of polynomial functions
Binomial expansion
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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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Score: 100–495
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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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Score: 496–585
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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: 100–492
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Triangles and quadrilaterals
Compound figures
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Triangles and quadrilaterals
Compound figures
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Score: 493–502
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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: 515–555
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Identify and describe points, line, and planes
Additive property of length
Congruent line segments
Midpoints and perpendicular bisectors
Distance formula
Checkpoint
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Identify and describe points, line, and planes
Additive property of length
Congruent line segments
Midpoints and perpendicular bisectors
Distance formula
Checkpoint
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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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Single-variable statistics
Checkpoint
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Single-variable statistics
Checkpoint
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Scatter plots
Lines of best fit
Correlation and causation
Checkpoint
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Scatter plots
Lines of best fit
Correlation and causation
Checkpoint
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Score: 556–610
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Translations
Reflections
Rotations
Sequences of congruence transformations
Checkpoint
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Translations
Reflections
Rotations
Sequences of congruence transformations
Checkpoint
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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
Checkpoint
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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
Checkpoint
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Understand similar figures
Similar triangles
Similarity of circles
Checkpoint
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Understand similar figures
Similar triangles
Similarity of circles
Checkpoint
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Properties of triangles
Constructions
Proofs
Checkpoint
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Properties of triangles
Constructions
Proofs
Checkpoint
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Trigonometric ratios
Special right triangles
Sine and cosine of complementary angles
Inverse trigonometric functions
Solve right triangles
Checkpoint
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Trigonometric ratios
Special right triangles
Sine and cosine of complementary angles
Inverse trigonometric functions
Solve right triangles
Checkpoint
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Graph quadrilaterals
Properties of quadrilaterals
Constructions
Proofs
Checkpoint
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Graph quadrilaterals
Properties of quadrilaterals
Constructions
Proofs
Checkpoint
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Area of regular polygons
Polygons on the coordinate plane
Checkpoint
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Area of regular polygons
Polygons on the coordinate plane
Checkpoint
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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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Constructions with circles
Checkpoint
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Constructions with circles
Checkpoint
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Circles on the coordinate plane
Checkpoint
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Circles on the coordinate plane
Checkpoint
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Parabolas on the coordinate plane
Checkpoint
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Parabolas on the coordinate plane
Checkpoint
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Three-dimensional figures
Checkpoint
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Three-dimensional figures
Checkpoint
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Prisms and cylinders
Pyramids and cones
Spheres
Compound figures
Similar solids
Density, mass, and volume
Checkpoint
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Prisms and cylinders
Pyramids and cones
Spheres
Compound figures
Similar solids
Density, mass, and volume
Checkpoint
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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: 611–800
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Sines and cosines
Checkpoint
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Sines and cosines
Checkpoint
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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.