ALEKS comes up in conversation a lot around high school graduation and college enrollment, but most students don’t actually know what it is until they’re scheduled to take it. This guide explains what ALEKS tests, how the adaptive format works, which topics are most likely to show up, and what kind of preparation actually moves the needle.
What Is ALEKS?
ALEKS stands for Assessment and Learning in Knowledge Spaces. It’s a web-based math assessment and learning system developed by McGraw-Hill, and it’s widely used by colleges to determine math course placement. When a school says you need to take a placement test, ALEKS is often what they mean.
Unlike a traditional test with a fixed set of questions, ALEKS adapts to your responses. If you answer a question correctly, the next question may be harder. If you miss one, the test moves to a different area to better understand your knowledge. The goal is to map out what you know and don’t know as accurately as possible, not just assign you a score.
How Long Does ALEKS Take?
ALEKS doesn’t have a strict time limit, but most students finish in 45 minutes to 90 minutes. The initial placement portion typically involves around 20 to 30 questions. After that, many schools use ALEKS as a learning tool — you work through a Learning Pie that identifies your knowledge gaps and fills them in.
For placement purposes, the assessment portion is what matters most. That’s the part you’re preparing for.
What Topics Does the ALEKS Math Test Cover?
The exact content depends on which ALEKS module your college is using, but the placement test typically draws from the following areas:
Whole Numbers and Basic Operations
Addition, subtraction, multiplication, and division. Order of operations (PEMDAS). Factors, multiples, prime factorization. Even if these feel like review from years ago, ALEKS will often test them in the context of more complex problems, so a clean understanding of the basics matters more than students expect.
Fractions and Mixed Numbers
This is consistently one of the most frequently tested areas. Adding, subtracting, multiplying, and dividing fractions with unlike denominators. Simplifying fractions. Converting between fractions, decimals, and percentages. Word problems involving fractions in real-world contexts.
Decimals and Percents
Performing operations with decimals. Understanding percent as a rate per hundred. Converting between forms. Finding percentage of a quantity, percentage increase/decrease, and using percentages in multi-step problems.
Ratios, Proportions, and Unit Rates
Setting up and solving proportions. Unit rate problems. Scale problems. Proportional relationships in tables and graphs. These topics appear frequently and often require more than one step to solve.
Integers and Absolute Value
Operations with positive and negative numbers. Absolute value. Ordering integers on a number line. Combining like terms that involve negative coefficients.
Algebraic Expressions and Equations
Simplifying and evaluating algebraic expressions. Solving one-step and two-step equations. Writing and solving equations from word problems. This is where many students hit a wall, especially if algebra wasn’t fully mastered in high school.
Linear Equations and Inequalities
Solving equations with variables on both sides. Systems of equations. Graphing on a coordinate plane. Slope and intercept. Inequalities and their graphs on number lines.
Geometry and Measurement
Perimeter, area, and volume of basic shapes. The Pythagorean theorem. Angle relationships. Unit conversions. This section often trips up students who haven’t reviewed geometry in a couple of years.
Statistics and Probability
Mean, median, mode, and range. Reading and interpreting graphs. Basic probability concepts. These are usually the most accessible topics on ALEKS for students who don’t need to start from scratch.
Higher-Level Topics (for advanced modules)
Depending on the school and module, ALEKS may also include quadratic equations, functions, logarithms, trigonometry, and precalculus concepts. If your college uses ALEKS for placement into calculus, review these areas.
What ALEKS Does Not Have
There’s no calculator allowed on the initial placement assessment. ALEKS is also not a multiple-choice test in the traditional sense — you type in your answers, select from lists, or manipulate diagrams directly. This means students who have relied heavily on process-of-elimination strategies for standardized tests will need to actually know the material.
How Is the Score Used?
ALEKS generates a placement band (sometimes expressed as a percentage of knowledge areas “mastered”). Your college maps that band to courses — for example, a score of 61+ might place you into College Algebra, while a score below 30 might mean you start in pre-algebra or remedial math. Every school has different cutoffs, so check with your institution for the exact thresholds that apply to you.
ALEKS is not affiliated with or endorsed by ViewMath. Confirm all placement cutoffs and test procedures directly with your college or university.
A Practical ALEKS Prep Plan
Phase 1: Diagnostic (Days 1–3)
Take a full-length ALEKS practice test under realistic conditions — no calculator, no notes, time yourself. After you finish, go through every question you missed and categorize the errors by topic. This gives you a personal priority list rather than studying everything equally.
Phase 2: Targeted Review (Days 4–21)
Work through your weak areas systematically. If fractions were a problem, spend a full session on fraction operations before moving on. Don’t just re-read notes — do practice problems for every topic you review. Aim for 30–45 minutes per day.
Phase 3: Mixed Practice (Days 22–28)
Take two or three more full-length practice tests. Review every error. By now you should see your accuracy improving in the topics you targeted. If a topic keeps coming up wrong, go back to Phase 2 for that area.
Phase 4: Final Prep (Day 29–30)
Light review of key formulas and concepts. Get a good night’s sleep before the test. ALEKS is a marathon assessment — fatigue affects accuracy more than most students realize.
Recommended ALEKS Math Prep Books from ViewMath
The ViewMath ALEKS series is designed specifically for college math placement prep. The ALEKS Math Test Prep in 30 Days follows exactly the kind of phased study plan described above — it’s a daily structured guide through every major topic with built-in practice. For students who want more problem volume, the 5 Full-Length Practice Tests for ALEKS Math or the ALEKS Math Workbook provide additional repetition with detailed explanations.
Browse the full ALEKS collection at viewmath.com/books/aleks-math/. All books are instant PDF downloads.
One More Thing: You Can Retake ALEKS
Most schools allow you to retake ALEKS after completing a certain amount of preparation in the Learning Pie. If you don’t get the placement you wanted the first time, that’s not the end of the road. Use the feedback ALEKS gives you — the topics it identified as gaps — and focus your next study phase there. Students who retake ALEKS after 20+ hours in the Learning Pie consistently see their scores improve.
