9th Grade Math

Everything for 9th grade in one place — 229 worksheet topics, 73 lessons and 1194 free printable PDFs with answer keys, all original Algebra911 material.

9th Grade Worksheets — 229 topics

3 Variable System Of EquationsPrintable PDFs + answer keysAbsolute Value InequalitiesPrintable PDFs + answer keysAdding And Subtracting BinomialsPrintable PDFs + answer keysAdding And Subtracting FractionsPrintable PDFs + answer keysAdding And Subtracting MonomialsPrintable PDFs + answer keysAdding And Subtracting PolynomialsPrintable PDFs + answer keysAdding And Subtracting RadicalsPrintable PDFs + answer keysAdding And Subtracting Rational ExpressionsPrintable PDFs + answer keysAdding PolynomialsPrintable PDFs + answer keysAddition And SubtractionPrintable PDFs + answer keysAdditionPrintable PDFs + answer keysAdvanced Order Of OperationsPrintable PDFs + answer keysAlgebraic ExpressionsPrintable PDFs + answer keysAlgebraic ProofsPrintable PDFs + answer keysAngle Addition PostulatePrintable PDFs + answer keysAngles In A CirclePrintable PDFs + answer keysAngles In A TrianglePrintable PDFs + answer keysAngles In Parallel LinesPrintable PDFs + answer keysAngles In PolygonsPrintable PDFs + answer keysAngles In QuadrilateralsPrintable PDFs + answer keysArea And Perimeter Of PolygonsPrintable PDFs + answer keysArea And Perimeter Of TrianglesPrintable PDFs + answer keysArea Model MultiplicationPrintable PDFs + answer keysArea Of A CirclePrintable PDFs + answer keysArea Of A Rectangle Algebraic ExpressionPrintable PDFs + answer keysArea Of A TrianglePrintable PDFs + answer keysArea Of Circles And SectorsPrintable PDFs + answer keysArea Of Composite FiguresPrintable PDFs + answer keysArea Of PolygonsPrintable PDFs + answer keysArea Of Triangles And ParallelogramsPrintable PDFs + answer keysArea Of Triangles And TrapezoidsPrintable PDFs + answer keysArea Perimeter Of QuadrilateralsPrintable PDFs + answer keysBinary OperationsPrintable PDFs + answer keysBinomial Theorem For ExpansionPrintable PDFs + answer keysBinomial TheoremPrintable PDFs + answer keysCenters Of TrianglesPrintable PDFs + answer keysCharacteristics Of Quadratic FunctionsPrintable PDFs + answer keysCirclePrintable PDFs + answer keysCircumference And Area Of A Circle WorksheetPrintable PDFs + answer keysCircumference Of A CirclePrintable PDFs + answer keysClassifying Or Identifying PolygonsPrintable PDFs + answer keysClassifying PolynomialsPrintable PDFs + answer keysClassifying QuadrilateralsPrintable PDFs + answer keysClassifying TrianglesPrintable PDFs + answer keysCombining Like Terms And Distributive PropertyPrintable PDFs + answer keysComparing Linear Exponential And Quadratic FunctionsPrintable PDFs + answer keysCompleting The SquarePrintable PDFs + answer keysComplex NumberPrintable PDFs + answer keysCompound InequalitiesPrintable PDFs + answer keysCongruent TrianglesPrintable PDFs + answer keysConstructing TrianglesPrintable PDFs + answer keysConverse Of Pythagorean Theorem WorksheetPrintable PDFs + answer keysConverting Fractions To From DecimalsPrintable PDFs + answer keysCoordinate PlanePrintable PDFs + answer keysCross MultiplicationPrintable PDFs + answer keysCubePrintable PDFs + answer keysDistance On The Coordinate PlanePrintable PDFs + answer keysDistributive Property Of MultiplicationPrintable PDFs + answer keysDistributive Property RectanglesPrintable PDFs + answer keysDistributive PropertyPrintable PDFs + answer keysDividing BinomialsPrintable PDFs + answer keysDividing By MonomialsPrintable PDFs + answer keysDividing ExponentsPrintable PDFs + answer keysDividing FractionsPrintable PDFs + answer keysDividing MonomialsPrintable PDFs + answer keysDividing PolynomialsPrintable PDFs + answer keysDividing RadicalsPrintable PDFs + answer keysDividing Rational ExpressionsPrintable PDFs + answer keysDivisionPrintable PDFs + answer keysDouble Number LinePrintable PDFs + answer keysEquation Of A CirclePrintable PDFs + answer keysEquivalent RatioPrintable PDFs + answer keysEvaluating Algebraic ExpressionsPrintable PDFs + answer keysExponentsPrintable PDFs + answer keysFactor TheoremPrintable PDFs + answer keysFactoring BinomialsPrintable PDFs + answer keysFactoring By Grouping WorksheetPrintable PDFs + answer keysFactoring Difference Of SquaresPrintable PDFs + answer keysFactoring GcfPrintable PDFs + answer keysFactoring MonomialsPrintable PDFs + answer keysFactoring PolynomialsPrintable PDFs + answer keysFactoring QuadraticsPrintable PDFs + answer keysFactoring TrinomialsPrintable PDFs + answer keysFactoringPrintable PDFs + answer keysFactorsPrintable PDFs + answer keysFibonacci Sequence And Golden RatioPrintable PDFs + answer keysFibonacci SequencePrintable PDFs + answer keysFinding The Whole Of A PercentPrintable PDFs + answer keysFractional ExponentsPrintable PDFs + answer keysFractions Decimals And PercentsPrintable PDFs + answer keysFractionsPrintable PDFs + answer keysFundamental Counting PrinciplePrintable PDFs + answer keysGcf And Lcm Of MonomialsPrintable PDFs + answer keysGcf And LcmPrintable PDFs + answer keysGraphing InequalitiesPrintable PDFs + answer keysGraphing Linear EquationsPrintable PDFs + answer keysGraphing Polynomial FunctionsPrintable PDFs + answer keysGraphing Quadratic FunctionsPrintable PDFs + answer keysGraphing Quadratics In Vertex FormPrintable PDFs + answer keysGraphing Radical FunctionsPrintable PDFs + answer keysGraphing Rational FunctionsPrintable PDFs + answer keysGraphing Systems Of EquationsPrintable PDFs + answer keysGreatest Common FactorPrintable PDFs + answer keysHexagonPrintable PDFs + answer keysHyperbolaPrintable PDFs + answer keysIdentify Monomial Binomial TrinomialPrintable PDFs + answer keysInequalitiesPrintable PDFs + answer keysInequality Word ProblemsPrintable PDFs + answer keysInteger Word ProblemsPrintable PDFs + answer keysIsosceles And Equilateral TrianglesPrintable PDFs + answer keysKitchen Math MeasuringPrintable PDFs + answer keysLinear Equations Word ProblemsPrintable PDFs + answer keysLinear EquationsPrintable PDFs + answer keysLinear InequalitiesPrintable PDFs + answer keysLiteral Equations Coloring ActivityPrintable PDFs + answer keysLiteral EquationsPrintable PDFs + answer keysMatrix MultiplicationPrintable PDFs + answer keysMean Median Mode RangePrintable PDFs + answer keysMenu MathPrintable PDFs + answer keysMetric ConversionPrintable PDFs + answer keysMidsegment Of A TrianglePrintable PDFs + answer keysMissing FactorPrintable PDFs + answer keysMissing NumbersPrintable PDFs + answer keysModular ArithmeticPrintable PDFs + answer keysMulti Step EquationsPrintable PDFs + answer keysMulti Step InequalitiesPrintable PDFs + answer keysMultiplying And Dividing FractionsPrintable PDFs + answer keysMultiplying And Dividing MonomialsPrintable PDFs + answer keysMultiplying And Dividing Rational ExpressionsPrintable PDFs + answer keysMultiplying BinomialsPrintable PDFs + answer keysMultiplying MonomialsPrintable PDFs + answer keysMultiplying PolynomialsPrintable PDFs + answer keysMultiplying RadicalsPrintable PDFs + answer keysNegative ExponentsPrintable PDFs + answer keysOne Step EquationsPrintable PDFs + answer keysOrder Of Operations With ExponentsPrintable PDFs + answer keysOrder Of Operations With FractionsPrintable PDFs + answer keysOrder Of OperationsPrintable PDFs + answer keysOrdering FractionsPrintable PDFs + answer keysParallel And Perpendicular LinesPrintable PDFs + answer keysParallel Lines And TransversalsPrintable PDFs + answer keysParallel LinesPrintable PDFs + answer keysParts Of A CirclePrintable PDFs + answer keysPercent ErrorPrintable PDFs + answer keysPercent ProportionPrintable PDFs + answer keysPercent Word ProblemsPrintable PDFs + answer keysPercentage Increase And DecreasePrintable PDFs + answer keysPercentagePrintable PDFs + answer keysPolygons And TrianglesPrintable PDFs + answer keysPolygons In The Coordinate PlanePrintable PDFs + answer keysPolygonsPrintable PDFs + answer keysPolyhedronPrintable PDFs + answer keysPolynomialsPrintable PDFs + answer keysPowers Of MonomialsPrintable PDFs + answer keysPrime FactorizationPrintable PDFs + answer keysProperties Of QuadrilateralsPrintable PDFs + answer keysProperties Of RectanglesPrintable PDFs + answer keysProving Lines ParallelPrintable PDFs + answer keysPythagorean TheoremPrintable PDFs + answer keysQuadratic FormulaPrintable PDFs + answer keysQuadratic InequalitiesPrintable PDFs + answer keysQuadratic Word ProblemsPrintable PDFs + answer keysQuadrilateral ProofsPrintable PDFs + answer keysQuadrilaterals In Coordinate PlanePrintable PDFs + answer keysQuadrilateralsPrintable PDFs + answer keysRadicals And Rational ExponentsPrintable PDFs + answer keysRadicalsPrintable PDFs + answer keysRatio And ProportionPrintable PDFs + answer keysRatio Word ProblemsPrintable PDFs + answer keysRatioPrintable PDFs + answer keysRational ExponentsPrintable PDFs + answer keysRational ExpressionsPrintable PDFs + answer keysRatios And RatesPrintable PDFs + answer keysReading A Tape MeasurePrintable PDFs + answer keysRectanglePrintable PDFs + answer keysRectangles And TrianglesPrintable PDFs + answer keysReducing FractionsPrintable PDFs + answer keysRhombusPrintable PDFs + answer keysRight Triangle TrigonometryPrintable PDFs + answer keysRight TrianglePrintable PDFs + answer keysScientific NotationPrintable PDFs + answer keysSegment Addition PostulatePrintable PDFs + answer keysSegment Angle AdditionPrintable PDFs + answer keysSegments In CirclesPrintable PDFs + answer keysSignificant FiguresPrintable PDFs + answer keysSimilar PolygonsPrintable PDFs + answer keysSimilar TrianglesPrintable PDFs + answer keysSimplifying ExpressionsPrintable PDFs + answer keysSimplifying FractionsPrintable PDFs + answer keysSimplifying RadicalsPrintable PDFs + answer keysSimplifying Rational ExpressionsPrintable PDFs + answer keysSimplifying RatiosPrintable PDFs + answer keysSlope Intercept FormPrintable PDFs + answer keysSlopes Of Parallel And Perpendicular LinesPrintable PDFs + answer keysSolving Equations And InequalitiesPrintable PDFs + answer keysSolving Equations With FractionsPrintable PDFs + answer keysSolving Polynomial EquationsPrintable PDFs + answer keysSolving Radical EquationsPrintable PDFs + answer keysSolving Systems Of Equations By EliminationPrintable PDFs + answer keysSolving Systems Of Equations By SubstitutionPrintable PDFs + answer keysSpecial QuadrilateralsPrintable PDFs + answer keysSpecial Right TrianglesPrintable PDFs + answer keysSpecial Segments In TrianglesPrintable PDFs + answer keysSpecial TrianglesPrintable PDFs + answer keysSquare And Cube Of BinomialPrintable PDFs + answer keysSquare ShapePrintable PDFs + answer keysSubtracting PolynomialsPrintable PDFs + answer keysSynthetic DivisionPrintable PDFs + answer keysSystems Of Equations Word ProblemsPrintable PDFs + answer keysSystems Of EquationsPrintable PDFs + answer keysSystems Of InequalitiesPrintable PDFs + answer keysSystems Of Linear EquationsPrintable PDFs + answer keysTangents To A CirclePrintable PDFs + answer keysTrapezoidPrintable PDFs + answer keysTriangle Inequality TheoremPrintable PDFs + answer keysTriangle Proportionality TheoremPrintable PDFs + answer keysTriangle Sum TheoremPrintable PDFs + answer keysTrianglePrintable PDFs + answer keysTriangles And QuadrilateralsPrintable PDFs + answer keysTrigonometric RatiosPrintable PDFs + answer keysTwo Step EquationsPrintable PDFs + answer keysTwo Step InequalitiesPrintable PDFs + answer keysUnit Circle WorksheetPrintable PDFs + answer keysVector AdditionPrintable PDFs + answer keysWorksheetsPrintable PDFs + answer keysWriting Algebraic ExpressionsPrintable PDFs + answer keysWriting Equations Of LinesPrintable PDFs + answer keysWriting Equations Of Parallel And Perpendicular LinesPrintable PDFs + answer keysWriting InequalitiesPrintable PDFs + answer keys

9th Grade Lessons — 73 topics

Algebraic ExpressionExplanation, examples & diagramsEvaluating Algebraic ExpressionsExplanation, examples & diagramsWriting Algebraic ExpressionsExplanation, examples & diagramsBinary OperationExplanation, examples & diagramsBinomial TheoremExplanation, examples & diagramsCircleExplanation, examples & diagramsArea Of A CircleExplanation, examples & diagramsCircumference Of A CircleExplanation, examples & diagramsEquation Of A CircleExplanation, examples & diagramsCompleting The SquareExplanation, examples & diagramsComplex NumberExplanation, examples & diagramsCubeExplanation, examples & diagramsDistributive PropertyExplanation, examples & diagramsParallel And Perpendicular LinesExplanation, examples & diagramsSlope Intercept FormExplanation, examples & diagramsExponentsExplanation, examples & diagramsNegative ExponentsExplanation, examples & diagramsFactor TheoremExplanation, examples & diagramsFibonacci SequenceExplanation, examples & diagramsFractionsExplanation, examples & diagramsFractional ExponentsExplanation, examples & diagramsDividing FractionsExplanation, examples & diagramsOrdering FractionsExplanation, examples & diagramsSimplifying FractionsExplanation, examples & diagramsSolving Equations With FractionsExplanation, examples & diagramsHexagonExplanation, examples & diagramsHyperbolaExplanation, examples & diagramsInequalitiesExplanation, examples & diagramsAbsolute Value InequalitiesExplanation, examples & diagramsGraphing InequalitiesExplanation, examples & diagramsInequality Word ProblemsExplanation, examples & diagramsLinear InequalitiesExplanation, examples & diagramsQuadratic InequalitiesExplanation, examples & diagramsInteger Word ProblemsExplanation, examples & diagramsLinear EquationsExplanation, examples & diagramsGraphing Linear EquationsExplanation, examples & diagramsModular ArithmeticExplanation, examples & diagramsDividing MonomialsExplanation, examples & diagramsFactoring MonomialsExplanation, examples & diagramsMultiplying MonomialsExplanation, examples & diagramsDouble Number LineExplanation, examples & diagramsOrder Of Operations With FractionsExplanation, examples & diagramsPolygonExplanation, examples & diagramsArea Of PolygonExplanation, examples & diagramsSimilar PolygonsExplanation, examples & diagramsPolyhedronExplanation, examples & diagramsPolynomialsExplanation, examples & diagramsClassifying PolynomialsExplanation, examples & diagramsFactoring PolynomialsExplanation, examples & diagramsGraphing Polynomial FunctionsExplanation, examples & diagramsAdding And Subtracting PolynomialsExplanation, examples & diagramsDividing PolynomialsExplanation, examples & diagramsMultiplying PolynomialsExplanation, examples & diagramsPrime FactorizationExplanation, examples & diagramsPythagorean TheoremExplanation, examples & diagramsQuadrilateralExplanation, examples & diagramsRatioExplanation, examples & diagramsRatio And ProportionExplanation, examples & diagramsRatio Word ProblemsExplanation, examples & diagramsRatios And RatesExplanation, examples & diagramsTrigonometric RatiosExplanation, examples & diagramsRectangleExplanation, examples & diagramsRhombusExplanation, examples & diagramsScientific NotationExplanation, examples & diagramsTrapezoidExplanation, examples & diagramsTriangleExplanation, examples & diagramsCongruent TrianglesExplanation, examples & diagramsMidsegment Of A TriangleExplanation, examples & diagramsRight TriangleExplanation, examples & diagramsSimilar TrianglesExplanation, examples & diagramsSpecial Right TrianglesExplanation, examples & diagramsTriangle Inequality TheoremExplanation, examples & diagramsTriangle Sum TheoremExplanation, examples & diagrams

Download 9th grade sheets (1194 PDFs)

3 Variable System Of Equations

Absolute Value Inequalities

Adding And Subtracting Binomials

Adding And Subtracting Fractions

Adding And Subtracting Monomials

Adding And Subtracting Polynomials

Adding And Subtracting Radicals

Adding And Subtracting Rational Expressions

Adding Polynomials

Addition

Advanced Order Of Operations

Algebraic Expressions

Algebraic Proofs

Angle Addition Postulate

Angles In A Circle

Angles In A Triangle

Angles In Parallel Lines

Angles In Polygons

Angles In Quadrilaterals

Area And Perimeter Of Polygons

Area And Perimeter Of Triangles

Area Model Multiplication

Area Of A Circle

Area Of A Rectangle Algebraic Expression

Area Of A Triangle

Area Of Circles And Sectors

Area Of Composite Figures

Area Of Polygons

Area Of Triangles And Parallelograms

Area Of Triangles And Trapezoids

Area Perimeter Of Quadrilaterals

Binary Operations

Binomial Theorem For Expansion

Centers Of Triangles

Characteristics Of Quadratic Functions

Circle

Circumference And Area Of A Circle Worksheet

Circumference Of A Circle

Classifying Or Identifying Polygons

Classifying Polynomials

Classifying Quadrilaterals

Classifying Triangles

Combining Like Terms And Distributive Property

Comparing Linear Exponential And Quadratic Functions

Completing The Square

Complex Number

Compound Inequalities

Congruent Triangles

Constructing Triangles

Converse Of Pythagorean Theorem Worksheet

Converting Fractions To From Decimals

Coordinate Plane

Cross Multiplication

Cube

Distance On The Coordinate Plane

Distributive Property

Distributive Property Of Multiplication

Distributive Property Rectangles

Dividing Binomials

Dividing By Monomials

Dividing Exponents

Dividing Fractions

Dividing Monomials

Dividing Polynomials

Dividing Radicals

Dividing Rational Expressions

Division

Double Number Line

Equation Of A Circle

Equivalent Ratio

Evaluating Algebraic Expressions

Exponents

Factor Theorem

Factoring

Factoring Binomials

Factoring By Grouping Worksheet

Factoring Difference Of Squares

Factoring Gcf

Factoring Monomials

Factoring Polynomials

Factoring Quadratics

Factoring Trinomials

Factors

Fibonacci Sequence

Fibonacci Sequence And Golden Ratio

Finding The Whole Of A Percent

Fractional Exponents

Fractions

Fractions Decimals And Percents

Fundamental Counting Principle

Gcf And Lcm

Gcf And Lcm Of Monomials

Graphing Inequalities

Graphing Linear Equations

Graphing Polynomial Functions

Graphing Quadratic Functions

Graphing Quadratics In Vertex Form

Graphing Radical Functions

Graphing Rational Functions

Graphing Systems Of Equations

Greatest Common Factor

Hexagon

Identify Monomial Binomial Trinomial

Inequalities

Inequality Word Problems

Integer Word Problems

Isosceles And Equilateral Triangles

Kitchen Math Measuring

Linear Equations

Linear Equations Word Problems

Linear Inequalities

Literal Equations

Literal Equations Coloring Activity

Matrix Multiplication

Mean Median Mode Range

Menu Math

Metric Conversion

Midsegment Of A Triangle

Missing Factor

Missing Numbers

Modular Arithmetic

Multi Step Equations

Multi Step Inequalities

Multiplying And Dividing Fractions

Multiplying And Dividing Monomials

Multiplying And Dividing Rational Expressions

Multiplying Binomials

Multiplying Monomials

Multiplying Polynomials

Multiplying Radicals

Negative Exponents

One Step Equations

Order Of Operations

Order Of Operations With Exponents

Order Of Operations With Fractions

Ordering Fractions

Parallel And Perpendicular Lines

Parallel Lines

Parallel Lines And Transversals

Parts Of A Circle

Percent Error

Percent Proportion

Percent Word Problems

Percentage

Percentage Increase And Decrease

Polygons

Polygons And Triangles

Polygons In The Coordinate Plane

Polyhedron

Polynomials

Powers Of Monomials

Prime Factorization

Properties Of Quadrilaterals

Properties Of Rectangles

Proving Lines Parallel

Pythagorean Theorem

Quadratic Formula

Quadratic Inequalities

Quadratic Word Problems

Quadrilateral Proofs

Quadrilaterals

Quadrilaterals In Coordinate Plane

Radicals

Radicals And Rational Exponents

Ratio

Ratio And Proportion

Ratio Word Problems

Rational Exponents

Rational Expressions

Ratios And Rates

Reading A Tape Measure

Rectangle

Rectangles And Triangles

Reducing Fractions

Rhombus

Right Triangle

Right Triangle Trigonometry

Scientific Notation

Segment Addition Postulate

Segment Angle Addition

Segments In Circles

Significant Figures

Similar Polygons

Similar Triangles

Simplifying Expressions

Simplifying Fractions

Simplifying Radicals

Simplifying Rational Expressions

Simplifying Ratios

Slope Intercept Form

Slopes Of Parallel And Perpendicular Lines

Solving Equations And Inequalities

Solving Equations With Fractions

Solving Polynomial Equations

Solving Radical Equations

Solving Systems Of Equations By Elimination

Solving Systems Of Equations By Substitution

Special Quadrilaterals

Special Right Triangles

Special Segments In Triangles

Special Triangles

Square And Cube Of Binomial

Square Shape

Subtracting Polynomials

Synthetic Division

Systems Of Equations

Systems Of Equations Word Problems

Systems Of Inequalities

Systems Of Linear Equations

Tangents To A Circle

Trapezoid

Triangle

Triangle Inequality Theorem

Triangle Proportionality Theorem

Triangle Sum Theorem

Triangles And Quadrilaterals

Trigonometric Ratios

Two Step Equations

Two Step Inequalities

Unit Circle Worksheet

Vector Addition

Worksheets

Writing Algebraic Expressions

Writing Equations Of Lines

Writing Equations Of Parallel And Perpendicular Lines

Writing Inequalities

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