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Skills available for Texas high school math standards

Standards are in black and IXL math skills are in dark green. Hold your mouse over the name of a skill to view a sample question. Click on the name of a skill to practice that skill.

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College and Career Readiness Standards College and Career Readiness Standards
Texas Essential Knowledge and Skills (TEKS): 111.47 Statistics Texas Essential Knowledge and Skills (TEKS): 111.47 Statistics
Texas Essential Knowledge and Skills (TEKS): 111.48 Algebraic Reasoning Texas Essential Knowledge and Skills (TEKS): 111.48 Algebraic Reasoning
State of Texas Assessments of Academic Readiness (STAAR) State of Texas Assessments of Academic Readiness (STAAR)
Texas Essential Knowledge and Skills (TEKS): Algebra 1 Texas Essential Knowledge and Skills (TEKS): Algebra 1
Texas Essential Knowledge and Skills (TEKS): Algebra 2 Texas Essential Knowledge and Skills (TEKS): Algebra 2
Texas Essential Knowledge and Skills (TEKS): Algebraic Reasoning Texas Essential Knowledge and Skills (TEKS): Algebraic Reasoning
Texas Essential Knowledge and Skills (TEKS): Geometry Texas Essential Knowledge and Skills (TEKS): Geometry
Texas Essential Knowledge and Skills (TEKS): Precalculus Texas Essential Knowledge and Skills (TEKS): Precalculus
Texas College and Career Readiness Standards: Grades: 9-12 Texas College and Career Readiness Standards: Grades: 9-12

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IX Connections

IX.A Connections among the strands of mathematics
- IX.A.1 Connect and use multiple key concepts of mathematics in situations and problems.
- IX.A.2 Connect mathematics to the study of other disciplines.
IX.B Connections of mathematics to nature, real-world situations, and everyday life
- IX.B.1 Use multiple representations to demonstrate links between mathematical and real-world situations.
  - Evaluate a linear function from its graph: word problems (A1-N.4)
  - Solve a system of equations by graphing: word problems (A1-O.3)
- IX.B.2 Understand and use appropriate mathematical models in the natural, physical, and social sciences.
  - Exponential growth and decay: word problems (A2-Z.9)
- IX.B.3 Know and understand the use of mathematics in a variety of careers and professions.

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I Numeric Reasoning

I.A Number representations and operations

I.A.1 Compare relative magnitudes of rational and irrational numbers, and understand that numbers can be represented in different ways.

I.A.2 Perform computations with rational and irrational numbers.

I.B Number sense and number concepts

I.B.1 Use estimation to check for errors and reasonableness of solutions.

I.B.2 Interpret the relationships between the different representations of numbers.

I.C Systems of measurement

I.C.1 Select or use the appropriate type of method, unit, and tool for the attribute being measured.

I.C.2 Convert units within and between systems of measurement.

II Algebraic Reasoning

II.A Identifying expressions and equations

II.A.1 Explain the difference between expressions and equations.

II.B Manipulating expressions

II.B.1 Recognize and use algebraic properties, concepts, and algorithms to combine, transform, and evaluate expressions (e.g., polynomials, radicals, rational expressions).

II.C Solving equations, inequalities, and systems of equations and inequalities

II.C.1 Describe and interpret solution sets of equalities and inequalities.

II.C.2 Explain the difference between the solution set of an equation and the solution set of an inequality.

II.C.3 Recognize and use algebraic properties, concepts, and algorithms to solve equations, inequalities, and systems of linear equations and inequalities.

II.D Representing relationships

II.D.1 Interpret multiple representations of equations, inequalities, and relationships.

II.D.2 Convert among multiple representations of equations, inequalities, and relationships.

III Geometric and Spatial Reasoning

III.A Figures and their properties

III.A.1 Recognize characteristics and dimensional changes of two- and three-dimensional figures.

III.A.2 Form and validate conjectures about one-, two-, and three-dimensional figures and their properties.

III.A.3 Recognize and apply right triangle relationships including basic trigonometry.

III.B Transformations and symmetry

III.B.1 Identify transformations and symmetries of figures.

III.B.2 Use transformations to investigate congruence, similarity, and symmetries of figures.

III.C Connections between geometry and other mathematical content strands

III.C.1 Make connections between geometry and algebraic equations.

III.C.2 Make connections between geometry, statistics, and probability.

III.D Measurements involving geometry and algebra

III.D.1 Find the perimeter and area of two-dimensional figures.

III.D.2 Determine the surface area and volume of three-dimensional figures.

III.D.3 Determine indirect measurements of geometric figures using a variety of methods.

IV Probabilistic Reasoning

IV.A Counting principles

IV.A.1 Determine the nature and the number of elements in a finite sample space.

IV.B Computation and interpretation of probabilities

IV.B.1 Compute and interpret the probability of an event and its complement.

IV.B.2 Compute and interpret the probability of compound events.

IV.C Measurement involving probability

IV.C.1 Use probability to make informed decisions.

V Statistical Reasoning

V.A Design a study

V.A.1 Formulate a statistical question, plan an investigation, and collect data.

V.B Describe data

V.B.1 Classify types of data.

V.B.2 Construct appropriate visual representations of data.

V.B.3 Compute and describe the study data with measures of center and basic notions of spread.

V.B.4 Describe patterns and departure from patterns in the study data.

V.C Analyze, interpret, and draw conclusions from data

V.C.1 Analyze data sets using graphs and summary statistics.

V.C.2 Analyze relationships between paired data using spreadsheets, graphing calculators, or statistical software.

V.C.3 Make predictions using summary statistics.

V.C.4 Identify and explain misleading uses of data.

VI Functions

VI.A Recognition and representation of functions

VI.A.1 Recognize if a relation is a function.

VI.A.2 Recognize and distinguish between different types of functions.

VI.B Analysis of functions

VI.B.1 Understand and analyze features of functions.

VI.B.2 Algebraically construct and analyze new functions.

VI.C Model real-world situations with functions

VI.C.1 Apply known functions to model real-world situations.

VI.C.2 Develop a function to model a situation.

VII Problem Solving and Reasoning

VII.A Mathematical problem solving

VII.A.1 Analyze given information.

VII.A.2 Formulate a plan or strategy.

VII.A.3 Determine a solution.

VII.A.4 Justify the solution.

VII.A.5 Evaluate the problem-solving process.

VII.B Proportional reasoning

VII.B.1 Use proportional reasoning to solve problems that require fractions, ratios, percentages, decimals, and proportions in a variety of contexts using multiple representations.