Best Algebra & Trigonometry Under $100 (2026)

We ranked affordable algebra and trigonometry books under $100 by a value score combining content depth, exercise/solution availability, supplemental resources, reader ratings, and relevance to self-study or homeschool use

This roundup highlights algebra and trigonometry textbooks and workbooks under $100 chosen for strong pedagogical value, clarity, and relevance for self-study or homeschool use. Selections were scored on content depth, exercise quality, supplemental resources (e.g., video content or solutions), and reader ratings

Top Picks

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    Introduction to Linear Algebra by Gilbert Strang

    Introduction to Linear Algebra by Gilbert Strang

    Gilbert Strang • ★ 3.8/5 • Mid-Range

    "Introduction to Linear Algebra" by Gilbert Strang explores core linear algebra concepts with practical practice questions. Readers note effective self-study and sections on eigenvalues and eigenvectors, plus an online solutions manual for checking answers

    • eigenvalues and eigenvectors emphasis
    • practice questions
    • online solutions manual
    Check current price on Amazon →
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    Lectures on Boolean Algebras

    Lectures on Boolean Algebras

    P. R. HalmosSteven R. Givant • ★ 3.5/5 • Mid-Range

    A scholarly text on Boolean algebras. Key benefit: foundational concepts explained in a rigorous way. Customer insight: mixed sentiment unavailable

    • focus on Boolean algebras
    • authored by noted mathematicians
    • depth suitable for coursework
    Check current price on Amazon →
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    Linear Algebra by Jim Hefferon

    Linear Algebra by Jim Hefferon

    Jim Hefferon, Textbook Equity • ★ 3.5/5 • Budget

    Introductory linear algebra text explaining core concepts with practical explanations. One customer note highlights sturdy condition, while comprehension feedback varies

    • clear concept explanations
    • durable physical condition
    • authoritative content
    Check current price on Amazon →
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Buying Guide

Match level to your goals

Choose texts geared to your intent—introductory self-study, advanced linear algebra, or number-theory research—to avoid gaps or unnecessary depth

Prioritize worked solutions and exercises

Books that include extensive exercises and solutions, such as exercise-and-solution collections, reinforce learning and make independent study more effective

Check for multimedia supplements

Titles tagged with video-content or homeschool support can provide guided lessons and alternative explanations that help bridge difficult topics

Consider author expertise and edition

Established authors and later editions often improve clarity and correct errors; prioritize respected authors in algebra and linear algebra for rigor

Language and accessibility

Non-English editions offer specialized value for readers fluent in that language, while English texts may have broader ancillary materials and reviews