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Math Vocabulary Resources | K-12 Common Core & State Standards Practice

Math Vocabulary

Master key math concepts with our comprehensive vocabulary resources for K-12 students. Each term includes detailed explanations, visual examples, and interactive practice questions aligned with Common Core and state standards. Also find related curriculum resources from our library that teachers can assign to individual students or classes with automatic progress tracking.

Math vocabulary examples with visual explanations

C

Calculate Percent Difference
Capacity
Cardinal Numbers
Cardinality of a Set
Cartesian Coordinates
Cartesian Plane
Celsius to Fahrenheit (°C to °F) Conversion
Cent
Center of a Circle
Center of Rotation
Centimeter
Centimeters to Feet (cm to ft)
Centimeters to Inches (cm to inches)
Central Angle
Centroid of a Triangle
Circle Theorems
Circles
Circumference
Circumference Formula
Circumference of a Circle
Circumference of the Earth
Circumference to Diameter
Circumscribe in Math
Classification
Classification of Triangles
Clock Angle Formula
Clockwise
Closed Shapes
Closure Property
CM to Inches
Coefficient
Column
Common Denominator
Common Difference
Common Factors
Common Multiples
Common Numerator
Commutative Property
Commutative Property of Addition
Commutative Property of Multiplication
Comparing
Comparing and Ordering
Comparing Decimals
Comparing Numbers
Comparing Ratios
Compatible Numbers
Compensation
Complement of a Set
Complementary Angles
Complete Angle
Complex Numbers
Compose
Composite Numbers
Composite Shapes
Concave Polygons
Concentric Circles
Concurrent Lines
Conditional Probability
Conditional Statements
Cone
Congruence
Congruence of Triangles
Congruent Figures
Consecutive Angles
Consecutive Numbers
Constant
Constant Polynomial
Constant Rate of Change
Construct an Angle Bisector
Convert Decimal to Fraction
Convex Polygons
Coordinate Plane
Coordinate System
Coordinates
Coplanar
Coprime Numbers
Corresponding Angles
Corresponding Sides
Count
Count Back
Count On Addition
Counterclockwise
Counting Numbers
CPCTC
Cross Multiplication
Cube
Cube and Cuboid
Cube Numbers
Cube Root
Cube Root of 64
Cube Root of 8
Cubic Units
Cuboid
Curved Line
Curved Surface
Curves
Customary Units
Cyclic Quadrilateral
Cylinder
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