- TExES 235 is the Texas Education Agency's certification exam for secondary math teachers, grades 7-12.
- It has 100 selected-response questions, a $116 fee, and a 240 passing score on a 100-300 scale.
- Domain II, Patterns and Algebra, carries 33% weight-nearly a third of the entire exam.
- Candidates get five attempts with a 30-day wait between tries before needing a TEA waiver.
What TExES 235 Certification Actually Is
TExES Mathematics 7-12 (235) is the content certification exam that verifies a candidate has the subject-matter knowledge required to teach secondary mathematics in Texas public schools. It is not a teaching methods exam in isolation-it blends deep mathematical content knowledge with instructional judgment, testing whether a future teacher can both solve the math and explain it to students in grades 7 through 12. Passing this exam is a required step toward earning a standard Texas teaching certificate in secondary mathematics.
If you're still asking basic questions like what is TExES 235 or want the short version of TExES 235 meaning, this article builds on those basics and goes deeper into the certification process itself, the exam's structure, and what it takes to pass.
Who Governs and Administers the Exam
The Texas Education Agency (TEA) and the State Board for Educator Certification set the policy and standards behind TExES 235. Pearson (through its Evaluation Systems division) develops and administers the actual test as a computer-administered exam delivered at Pearson VUE testing centers across Texas and nationwide, by appointment, year round. This means you're not waiting for a twice-a-year testing window-you can schedule based on your own preparation timeline, within the constraints of your registration validity period.
Exam Format, Timing, and Fees
Every candidate should understand the mechanics before walking into a Pearson VUE center. TExES 235 consists of 100 selected-response questions. Some of these are unscored field-test items used to evaluate future exam content, but you won't know which ones-so every question deserves your full attention.
- Total appointment time: 5 hours, broken into 15 minutes for the computer tutorial and compliance agreement, plus 4 hours 45 minutes of actual testing time.
- Exam fee: $116, with no separate member or non-member pricing tiers.
- Scoring scale: 100-300, with 240 required to pass.
- Attempts allowed: Five attempts total, with a mandatory 30-day wait between each attempt. Beyond five attempts, you need a TEA test-limit waiver.
One detail that catches many candidates off guard: TExES 235 is one of only three TExES exams where you must bring your own graphing calculator. The only approved models are the Texas Instruments TI-73, TI-83, TI-84, and the Nspire handheld fitted with a TI-84 keypad. If you bring an Nspire, the keypad cannot be removed during testing-so don't plan on swapping it out mid-exam. A Definitions and Formulas reference page is supplied on screen, but it won't replace fluency with your calculator's functions.
Key Takeaway
Practice with your actual approved calculator model well before test day-unfamiliarity with your device under timed conditions costs more points than most content gaps.
For a full breakdown of what your money buys and how the $116 fee fits into the broader path to certification, see the TExES 235 certification cost breakdown. And for a deeper dive into exactly how the 240 cutoff is calculated and what it means for missed questions, the TExES 235 passing score guide is worth reading before you sit the exam.
The Six Domains You'll Be Tested On
TExES 235 is built on the 2021 Mathematics 7-12 exam framework, which organizes content into 21 competencies spread across six domains aligned to Mathematics 7-12 Standards I-VIII and the Texas Essential Knowledge and Skills (TEKS). Understanding how these domains are weighted is the single most useful thing you can do before building a study plan.
| Domain | Weight |
|---|---|
| Domain I: Number Concepts | 14% |
| Domain II: Patterns and Algebra | 33% |
| Domain III: Geometry and Measurement | 19% |
| Domain IV: Probability and Statistics | 14% |
| Domain V: Mathematical Processes and Perspectives | 10% |
| Domain VI: Mathematical Learning, Instruction and Assessment | 10% |
Domain II: Patterns and Algebra (33%)
This domain dominates the exam by a wide margin, accounting for roughly a third of all scored questions. It is the domain that most decisively determines whether you pass or fail, so it deserves the largest share of your study time.
- Sequences and series, including mathematical induction
- Attributes of functions and relations
- Linear and quadratic functions
- Polynomial, rational, radical, absolute value, and piecewise functions
- Exponential and logarithmic functions
- Trigonometric and circular functions
- Differential and integral calculus
Because Domain II spans everything from basic sequences to introductory calculus, candidates often underestimate how broad it is until they start practicing. The other domains are narrower but still substantial: Geometry and Measurement (19%) covers coordinate and transformational geometry along with measurement systems; Number Concepts and Probability and Statistics each carry 14%; and the two "process" domains-Mathematical Processes and Perspectives, and Mathematical Learning, Instruction and Assessment-together make up 20% and test how well you can reason about math pedagogically, not just compute answers.
For competency-by-competency detail on all six domains, the TExES 235 exam domains guide breaks down each standard and TEKS alignment in depth.
Passing Score and What It Means
A scaled score of 240 on the 100-300 scale is required to pass. Because scaled scores don't map directly to a simple percentage of correct answers, don't try to reverse-engineer "how many questions I can miss." Instead, focus on broad mastery across domains, with special weight on Domain II given its 33% share.
TEA's statewide data for the 2024-2025 program year (N=1,024) showed a 61% first-attempt pass rate and a 67% best-attempt pass rate. Those numbers suggest that a meaningful share of candidates need more than one try-which is exactly why the five-attempt allowance with a 30-day wait between attempts exists. If you want the full context behind these numbers and how they compare across recent years, read the TExES 235 pass rate analysis.
Scores post at 10:00 p.m. Central on the published score report date, so plan certification paperwork and job applications around that timing rather than assuming same-day results.
Who Needs This Certification
TExES 235 is required for anyone seeking to teach mathematics to Texas students in grades 7 through 12, whether through a traditional university teacher preparation program or an alternative certification route. To register, you must be approved to test either by an educator preparation program (EPP) or directly by TEA. Passing TExES 235 alone doesn't complete certification-candidates pursuing their first Texas classroom certificate also must pass the PPR EC-12 (160) pedagogy exam, which covers general teaching practice rather than math content.
School districts, charter networks, and math-intensive programs across Texas look specifically for candidates holding this certification when filling secondary math openings. If you're evaluating whether the credential is worth pursuing given the time and cost involved, the ROI analysis on TExES 235 certification lays out the tradeoffs, and the TExES 235 salary guide covers earnings context for certified secondary math teachers. For the full list of prerequisites, background requirements, and program approval steps, see TExES 235 requirements.
What Happens After You Pass
Passing TExES 235 doesn't end your relationship with the credential-it starts a renewal cycle. Texas standard certificates are valid for five years. To renew through the state's Educator Certification Online System (ECOS), classroom teachers must complete 150 CPE clock hours during that period. This ongoing requirement is worth planning for early, since scrambling for hours near a renewal deadline is a common and avoidable stressor.
Once certified, many teachers look into supplemental endorsements, additional certifications, or district-specific training. If you're researching next steps in professional development, the TExES 235 training resources page and the TExES 235 jobs overview both cover paths beyond initial certification.
How to Approach Preparation by Domain
Because Domain II makes up a third of the exam, your study calendar should reflect that weight rather than splitting time evenly across all six domains. A simple way to structure preparation is to allocate study blocks proportional to domain weight, then use short, timed practice sets to build calculator fluency and pacing simultaneously-since you have roughly 2.85 minutes per question across 100 items in 4 hours 45 minutes of testing.
Domain II: Patterns and Algebra
- Functions, polynomials, exponential/logarithmic, and trig topics
- Introductory calculus concepts and sequences/induction
Domain III: Geometry and Measurement
- Coordinate and transformational geometry
- Measurement systems and unit conversion problems
Domains I and IV: Number Concepts, Probability and Statistics
- Number systems, ratios, and proportional reasoning
- Data analysis, probability models, and statistical inference
Domains V and VI: Processes and Instruction
- Mathematical reasoning and communication
- Assessment design and instructional strategy questions
This is not a rigid formula-it's a starting framework that should flex based on your own strengths. If calculus and trigonometry already feel solid from your coursework, shift more time toward geometry or statistics instead. For a complete week-by-week plan with practice benchmarks, the TExES 235 study guide for 2026 goes into much greater detail, and if you're trying to gauge realistically how difficult the exam will be for your background, the TExES 235 difficulty guide breaks down where candidates typically struggle.
Whichever plan you follow, regular timed practice under exam-like conditions matters more than passive review. Working through full-length practice tests on our TExES 235 practice test platform lets you simulate the pacing and question style before test day, and reviewing missed items domain-by-domain helps you spot whether your gaps cluster in Domain II or elsewhere.
Key Takeaway
Spend disproportionate time on Domain II-not because the other domains don't matter, but because a third of your score depends on it.
Frequently Asked Questions
No. TExES 235 verifies math content knowledge. A first standard Texas certificate also requires passing PPR EC-12 (160), plus approval through an educator preparation program or TEA.
The exam contains 100 selected-response questions. Some are unscored field-test items, but only the scored questions count toward your final scaled score of 100-300.
Only the TI-73, TI-83, TI-84, or an Nspire handheld with a TI-84 keypad attached. You must bring your own-no calculator is provided, and the Nspire keypad cannot be removed during testing.
You can retake the exam, waiting at least 30 days between attempts, for up to five total attempts. Beyond that, you'd need a test-limit waiver from TEA.
Standard Texas certificates are valid for five years. Renewal happens through ECOS and requires 150 CPE clock hours for classroom teachers.
Whether you're just starting to research what TExES 235 stands for or you're deep into scheduling your exam appointment, understanding the domain weights, format, and renewal cycle covered here should give you a realistic picture of what certification actually requires-and what it opens up once you've earned it.