Free math practice

Grade 9 math practice

Grade 9 math practice: 39 skills across algebra & functions, statistics & probability, with 506 free practice questions — every one served inside our head-to-head math games, from absolute value equations to systems of equations.

39 skills506 questions
Algebra & functions
Absolute value equationsSolve linear equations and inequalities in one variable, including equations with coefficients represented by letters.10 questions →Common factor factoring (SAT)Use the structure of an expression to identify ways to rewrite it.10 questions →Compound inequality situationsRepresent constraints by equations or inequalities, and by systems of equations and/or inequalities, and interpret solutions as viable or nonviable options in a modeling context.10 questions →Discriminant analysisSolve quadratic equations in one variable.15 questions →Equivalent rational expressions (SAT)Use the structure of an expression to identify ways to rewrite it.10 questions →Evaluating functions at a valueUse function notation, evaluate functions for inputs in their domains, and interpret statements that use function notation in terms of a context.20 questions →Evaluating functions from percent changeUse function notation, evaluate functions for inputs in their domains, and interpret statements that use function notation in terms of a context.10 questions →Exponential functions in context (SAT)Construct linear and exponential functions, including arithmetic and geometric sequences, given a graph, a description of a relationship, or two input-output pairs.10 questions →Factoring patternsUse the structure of an expression to identify ways to rewrite it.15 questions →Factoring quadraticsUse the structure of an expression to identify ways to rewrite it.30 questions →Inconsistent linear systemsSolve systems of linear equations exactly and approximately, focusing on pairs of linear equations in two variables.20 questions →Linear equation expressionsCreate equations and inequalities in one variable and use them to solve problems.10 questions →Linear equation formsCreate equations in two or more variables to represent relationships between quantities; graph equations on coordinate axes with labels and scales.15 questions →Linear equation from two points (SAT)Create equations in two or more variables to represent relationships between quantities; graph equations on coordinate axes with labels and scales.10 questions →Linear functions from tablesDistinguish between situations that can be modeled with linear functions and with exponential functions.10 questions →Linear graph translationsIdentify the effect on the graph of replacing f(x) by f(x) + k, k·f(x), f(kx), and f(x + k) for specific values of k.10 questions →Linear inequalitiesSolve linear equations and inequalities in one variable, including equations with coefficients represented by letters.18 questions →Linear inequality situationsCreate equations and inequalities in one variable and use them to solve problems.10 questions →Linear inequality system solutionsGraph the solutions to a linear inequality in two variables as a half-plane, and graph the solution set to a system of linear inequalities as the intersection of half-planes.10 questions →Linear system expressionsSolve systems of linear equations exactly and approximately, focusing on pairs of linear equations in two variables.10 questions →Linear system word problemsSolve systems of linear equations exactly and approximately, focusing on pairs of linear equations in two variables.10 questions →Linear systems by substitution (SAT)Solve systems of linear equations exactly and approximately, focusing on pairs of linear equations in two variables.10 questions →Literal equations (SAT)Rearrange formulas to highlight a quantity of interest, using the same reasoning as in solving equations.10 questions →Monomial expression multiplication (SAT)Use the structure of an expression to identify ways to rewrite it.10 questions →Polynomial combining like terms (SAT)Use the structure of an expression to identify ways to rewrite it.10 questions →Polynomial expression multiplication (SAT)Understand that polynomials form a system analogous to the integers: they are closed under addition, subtraction, and multiplication; add, subtract, and multiply polynomials.10 questions →Quadratic distinct real solutions countSolve quadratic equations in one variable.10 questions →Quadratic formulaSolve quadratic equations in one variable.22 questions →Quadratic minimum x-valueGraph functions expressed symbolically and show key features of the graph.10 questions →Radical to exponent conversionsRewrite expressions involving radicals and rational exponents using the properties of exponents.10 questions →Rational equation solving (SAT)Solve simple rational and radical equations in one variable, and give examples showing how extraneous solutions may arise.10 questions →Rational exponentsExplain how the definition of the meaning of rational exponents follows from extending the properties of integer exponents to those values.15 questions →Slope-intercept interceptsCreate equations in two or more variables to represent relationships between quantities; graph equations on coordinate axes with labels and scales.10 questions →Slope-point line equationsCreate equations in two or more variables to represent relationships between quantities; graph equations on coordinate axes with labels and scales.10 questions →Systems of equationsSolve systems of linear equations exactly and approximately, focusing on pairs of linear equations in two variables.20 questions →
Statistics & probability
Conditional probabilityUnderstand the conditional probability of A given B as P(A and B)/P(B), and interpret independence of A and B.16 questions →Interpreting data displaysRepresent data with plots on the real number line (dot plots, histograms, and box plots).15 questions →Problem solving in context (SAT)Use data from a sample survey to estimate a population mean or proportion; develop a margin of error through the use of simulation models for random sampling.10 questions →Statistics basicsUse statistics appropriate to the shape of the data distribution to compare center (median, mean) and spread (interquartile range, standard deviation) of two or more different data sets.25 questions →
Tests Grade 9 students prep for:
SATPARCCACTMAAPMaine MTA
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