Free Grade 9 Math Worksheets
10 free printable Grade 9 math worksheets, aligned to Common Core. Each has 20 questions plus a separate answer key — fresh sheet every visit.
System Solver
Solve systems of two linear equations to find x and y.
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Quadratic Roots
Find the roots of quadratic equations using factoring, the quadratic formula, and discriminant analysis.
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Polynomial Power
Add, subtract, and multiply polynomials — identify a specific coefficient or term.
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Factor It!
Factor quadratic expressions by identifying binomial factors and missing values.
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Growth & Decay
Apply exponential growth and decay models — doubling, percent growth, half-life, and rate identification.
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Sequence Solver
Find the next term or nth term in arithmetic and geometric sequences.
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Radical Simplify
Simplify radical expressions by finding perfect square factors and rationalizing denominators.
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Domain & Range
Evaluate functions, find domain restrictions for square roots and rational functions, and work with piecewise functions.
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Compound Interest
Calculate compound interest with annual, semi-annual, and quarterly compounding, and solve for time.
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Region Finder
Graph linear inequalities and identify points inside the solution region.
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