Ninth grade Math Practice
Master ninth grade math with adaptive practice across real numbers, linear equations, inequalities, functions, graphing, polynomials, factoring, quadratic equations, geometry, and statistics.
76 skills · 568 questions · No signup required to try
Adaptive difficulty
Questions get harder as your child improves and ease back when they struggle.
Mastery tracking
See real progress across every ninth grade Math skill.
Motivating
Streaks, points, badges, and games keep kids coming back.
Ninth grade Math topics covered
Real numbers
- Classify real numbers (rational, irrational, integer, whole, natural)
- Compare and order real numbers
- Absolute value
- Operations with real numbers
Exponents and powers
- Evaluate powers with integer exponents
- Multiplication and division laws of exponents
- Power of a power and power of a product
- Zero and negative exponents
Algebraic expressions
- Simplify algebraic expressions
- Evaluate algebraic expressions
- Expand expressions using the distributive property
- Combine like terms
Linear equations
- Solve one-step linear equations
- Solve two-step linear equations
- Solve multi-step linear equations
- Solve equations with variables on both sides
Linear inequalities
- Solve one-step linear inequalities
- Solve two-step linear inequalities
- Solve multi-step linear inequalities
- Compound inequalities
Functions
- Identify functions from graphs, tables and mappings
- Domain and range
- Evaluate a function
- Function notation
Linear functions and graphing
- Find the slope of a line
- Slope-intercept form: y = mx + b
- Write equations from slope and a point
- Write equations from two points
Systems of linear equations
- Solve systems by graphing
- Solve systems by substitution
- Solve systems by elimination
- Systems of equations: word problems
Polynomials
- Add and subtract polynomials
- Multiply a polynomial by a monomial
- Multiply binomials using FOIL
- Multiply polynomials
Factoring
- Factor using the greatest common factor (GCF)
- Factor trinomials x² + bx + c
- Factor trinomials ax² + bx + c
- Factor difference of squares: a² - b²
Quadratic equations
- Solve quadratics by factoring
- Solve quadratics using the quadratic formula
- Solve quadratics by completing the square
- The discriminant
Radicals
- Simplify square roots
- Add and subtract radical expressions
- Multiply and divide radical expressions
- Rationalise the denominator
Frequently asked questions
Is Ninth grade Math practice free?+
Yes — try several questions per grade free, no signup needed. A free account unlocks unlimited adaptive practice and saved progress.
How does ZeLarn adapt to my child's level?+
After each answer, ZeLarn adjusts the difficulty — promoting to harder questions after a correct streak and easing back when your child struggles — so practice always stays at the right challenge.
Is ZeLarn a good IXL alternative for ninth grade Math?+
ZeLarn offers adaptive practice, mastery tracking, and gamification (streaks, badges, games) as a free, engaging alternative for ninth grade students.