Math Adventures

Build your math vocabulary

Math Terms

Choose a trail. Find one useful idea. Learn it without loading a thousand cards into your browser.

1040 terms24 per page8 subject trails

Glossary quest board

Search, filter, then explore

Showing 1–24 of 72 matching terms.

Reset

Geometry & Measurement

AA Similarity

AA Similarity is a geometry or measurement concept used to describe position, form, size, motion, or spatial structure. In plain language, it gives a precise name to o...

Geometry & Measurement

AAS Congruence

AAS Congruence is a geometric object, measurement, relationship, or proof idea used to reason about shape and space. In plain language, it gives a precise name to one ...

Algebra & Functions

Abelian Group

Abelian Group names a structure, relation, rule, or reasoning method used with finite or countable objects. In plain language, it gives a precise name to one useful fe...

Number Sense · Arithmetic

Absolute Difference

Absolute Difference describes a number, operation, pattern, or property used to reason about quantity and whole-number structure. In plain language, it gives a precise...

Number Sense · Arithmetic

Absolute Error

Absolute Error names a standard feature of numbers or arithmetic that helps organize calculation and comparison. In plain language, it gives a precise name to one usef...

Calculus & Change

Absolute Maximum

Absolute Maximum is a calculus or analysis concept used to study change, accumulation, approximation, or multivariable behavior. In plain language, it gives a precise ...

Geometry & Measurement

Absolute Measurement Error

Absolute Measurement Error is a geometric object, measurement, relationship, or proof idea used to reason about shape and space. In plain language, it gives a precise ...

Algebra & Functions

Absolute Value Equation

Absolute Value Equation is an algebraic object, rule, property, or method used to represent relationships between quantities. In plain language, it gives a precise nam...

Number Sense · Arithmetic

Abundant Number

Abundant Number is a number-system idea used to classify values, recognize patterns, or carry out reliable computation. In plain language, it gives a precise name to o...

Geometry & Measurement

Accuracy

Accuracy is a geometry or measurement concept used to describe position, form, size, motion, or spatial structure. In plain language, it gives a precise name to one us...

Statistics & Probability

Actuarial Table

Actuarial Table names a method, quantity, study design, or distribution used in statistical reasoning. In plain language, it gives a precise name to one useful feature...

Geometry & Measurement

Acute Angle

Acute Angle is a geometry or measurement concept used to describe position, form, size, motion, or spatial structure. In plain language, it gives a precise name to one...

Geometry & Measurement

Acute Triangle

Acute Triangle is a geometry or measurement concept used to describe position, form, size, motion, or spatial structure. In plain language, it gives a precise name to ...

Number Sense · Arithmetic

Addend

Addend describes a number, operation, pattern, or property used to reason about quantity and whole-number structure. In plain language, it gives a precise name to one ...

Fractions, Ratios & Percentages

Adding Fractions

Adding Fractions describes a part-whole, comparison, rate, scale, or financial relationship. In plain language, it gives a precise name to one useful feature of fracti...

Arithmetic

Addition

Addition combines quantities or finds a total change in the positive direction.

Statistics & Probability

Addition Rule of Probability

Addition Rule of Probability is a data or probability concept used to describe observations, uncertainty, variation, or evidence. In plain language, it gives a precise...

Number Sense · Arithmetic

Additive Identity

Additive Identity names a standard feature of numbers or arithmetic that helps organize calculation and comparison. In plain language, it gives a precise name to one u...

Number Sense · Arithmetic

Additive Inverse

Additive Inverse is a number-system idea used to classify values, recognize patterns, or carry out reliable computation. In plain language, it gives a precise name to ...

Algebra & Functions

Adjacency Matrix

Adjacency Matrix names a structure, relation, rule, or reasoning method used with finite or countable objects. In plain language, it gives a precise name to one useful...

Trigonometry

Adjacent Side

Adjacent Side is a trigonometric idea used to relate angles, triangles, circles, waves, or periodic motion. In plain language, it gives a precise name to one useful fe...

Algebra & Functions

Adjugate Matrix

Adjugate Matrix is an algebraic object, rule, property, or method used to represent relationships between quantities. In plain language, it gives a precise name to one...

Algebra & Functions

Algebra

Algebra names a structure or procedure used with expressions, equations, functions, vectors, or matrices. In plain language, it gives a precise name to one useful feat...

Algebra & Functions

Algebraic Equation

Algebraic Equation is a standard algebraic idea for describing patterns, constraints, transformations, or solution methods. In plain language, it gives a precise name ...

Not sure where to begin?

Pick a trail instead of scrolling forever.

Subject and grade trails turn the glossary into a guided route.