TExES 391 — Math Subject Exam 902

Find Your EC-6 Math Gaps
Before Exam Day

Prepare specifically for the Mathematics subject exam (902), one component of Core Subjects EC–6 (391). Take the free diagnostic to see which of the six math competencies need your attention, then focus your preparation exactly there.

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All 6 Mathematics Competencies Covered

Pearson structures the Mathematics subject exam (902) as Competencies 001–006. QuantegyAI uses friendly names first while preserving the official competency number underneath.

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Mathematics Instruction
How students learn mathematics, common misconceptions, assessment, representations, and developmentally appropriate instruction.
Official Competency 001
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Number Concepts & Operations
Place value, fractions, decimals, percents, and operations with whole numbers at the elementary level.
Official Competency 002
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Patterns & Algebra
Patterns, relations, functions, expressions, equations, and early algebraic reasoning.
Official Competency 003
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Geometry & Measurement
Two- and three-dimensional figures, spatial reasoning, measurement, units, perimeter, area, and volume.
Official Competency 004
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Probability & Statistics
Data collection and displays, measures of center, interpretation, and probability in elementary contexts.
Official Competency 005
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Mathematical Processes
Problem solving, mathematical reasoning, connections, communication, and multiple representations.
Official Competency 006

How QuantegyAI Works

Not another question dump. A system that figures out exactly where you need help.

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DiagnosticAnswer 12 adaptive questions across all six math areas. We map your strongest skills and biggest gaps.
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Adaptive practiceIRT algorithm adjusts difficulty to keep you in the optimal learning zone.
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Targeted reviewVisual explanations and worked solutions for every question you miss.
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Track progressXP, competency scores, and a readiness meter show exactly where you stand.

Also see: the EC-6 Math (902) subject exam guide, or browse our dedicated EC-6 Math course modules.

Frequently Asked Questions

What is on the TExES Core Subjects EC-6 Math exam?
The Mathematics subject exam (902) of the TExES Core Subjects EC-6 (391) contains six official competencies: Mathematics Instruction (001); Number Concepts and Operations (002); Patterns and Algebra (003); Geometry and Measurement (004); Probability and Statistics (005); and Mathematical Processes (006). TEA does not publish the percentage weights previously shown here. The math exam has 40 questions out of 210 total across the five subject exams (901–905).
What is the passing score for TExES Core Subjects EC-6?
The passing score for each TExES Core Subjects EC-6 (391) subject exam is 240 on a scaled score range of 100–300. Each subject exam receives its own score. QuantegyAI focuses specifically on Mathematics (902); your official retake options depend on your results across all five subject exams. Verify what you can schedule with TEA or your certification program.
What makes EC-6 Mathematics (902) challenging?
The exam combines elementary mathematics content with mathematical reasoning and pedagogy — how children develop understanding, not only how an adult solves a problem. Competency 001, Mathematics Instruction, is therefore an essential part of preparation.
How many times can I retake TExES Core Subjects EC-6?
Retake limits, waiting periods, and eligibility can depend on current TEA rules and your attempt history. Check your TEA testing account or certification program for the subjects you are currently eligible to schedule.

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