Free HESI A2 Math Exam Prep
HESI Admission Assessment Mathematics
Prepare for the HESI A2 Math exam without spending hundreds on expensive prep courses. Free study guides, practice questions, flashcards, and related exam resources.
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HESI HESI A2 Admission Assessment: Study Roadmap
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Whole Numbers, Signed Numbers & Order of Operations
Review whole-number addition, subtraction, multiplication and long division, signed numbers, and the order of operations so calculations are error-free before fractions and dosage work.
Fractions, Mixed Numbers & Decimals
Master operations with unlike denominators, regrouping in mixed-number subtraction, and decimal place-value operations required for exact dosing.
Ratios, Proportions & Percentages
Build fluency in solving proportions via cross-multiplication and calculating clinical percentages, intake/output balances, and strength dilutions.
Measurement Systems & Unit Conversions
Commit metric prefixes, household liquid equivalents (tsp, tbsp, oz, mL), and Celsius-to-Fahrenheit formulas to memory with dimensional analysis.
Clinical Dosage Calculations & IV Flow Rates
Practice desired-over-have dosing, pediatric weight-based calculations (mg/kg), reconstituted medications, and gravity infusion drip rates (gtt/min).
Roman Numerals, Military Time & Timed Mock Drills
Review Roman numeral rules up to 3,999 and 24-hour clock arithmetic, then complete timed sets at about 55 seconds per item (55 items in the 50-minute recommended time).
Can You Take the HESI A2 Math Exam?
Check if you meet the basic eligibility requirements
- •Register through an Evolve account using the link or instructions from your program
- •For Prometric delivery, your Evolve name must match a non-expired government-issued photo ID with signature
- •Personal calculators are not allowed; an on-screen calculator is provided
Free HESI A2 Math Prep Tools
100+ Practice Questions
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AI Tutor Explains Mistakes
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What You'll Study
9 chapters covering the exam topics in this guide
Chapter 1: Exam Structure, Mathematics Overview & Clinical Numeracy
2 sections
Chapter 2: Core Arithmetic & Order of Operations
4 sections
Chapter 3: Fractions & Mixed Numbers
4 sections
Chapter 4: Decimals & Multi-Representation Conversions
3 sections
Chapter 5: Ratios, Proportions & Percent Applications
3 sections
Chapter 6: Basic Algebra & Mathematical Word Problems
3 sections
Chapter 7: Measurement Systems & Unit Conversions
4 sections
Chapter 8: Clinical Dosage Calculations
4 sections
Chapter 9: Specialized Clinical Formats: Roman Numerals & Military Time
2 sections
HESI A2 Math Exam Details
HESI Admission Assessment Mathematics
Administered by Elsevier
Exam Content Breakdown
Based on the official Elsevier content outline
Whole-number addition, subtraction, multiplication and long division, signed numbers, order of operations and estimation
Simplifying, mixed numbers, the four operations, and comparing and ordering fractions
Decimal operations, rounding, and fraction-decimal-percent conversions
Cross-multiplication, part-to-whole ratios, percent problems and percent change
Household, metric and apothecary units, plus Celsius-Fahrenheit conversion
Basic algebra, word problems, Roman numerals and military time
Dosage, intake and output, weight-based and IV-rate problems built on the skills above
What's Included
9 Chapters
Complete exam coverage
Practice Quizzes
With detailed explanations
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No credit card required

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What's Next After the HESI A2 Math?
After passing the HESI A2 Math, you can pursue these career paths
Registered Nurse (ADN / BSN)
Complete competitive nursing school admissions criteria to enter associate or baccalaureate registered nursing degree programs.
Licensed Practical / Vocational Nurse (LPN / LVN)
Satisfy entrance examination numeracy requirements for practical nursing diploma and certificate training cohorts.
Radiologic Technologist
Some radiologic technology programs, including Dallas College's, use the HESI A2 in admission, so applicants may need the same ratio, proportion and conversion skills that technique calculations rely on.
Respiratory Therapist
Some respiratory care programs, such as Dallas College's, use the HESI A2 in admission, so applicants may need the fraction, proportion and unit-conversion skills used in medication and gas-flow work.
HESI A2 Math Exam FAQ
Official Elsevier Resources
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