# Sitemap

## Primary Math

### Counting

Counting numbersDigit

Skip counting

Sum

Total

### Number

Approximate numberBillion

Cardinal numbers

Common multiple

Compatible numbers

Composite number

Even numbers

Expanded form

Fact family

Greatest common factor

Hundred

Infinity

Integer

Irrational numbers

Least common multiple

Million

Natural numbers

Negative

Negative numbers

Nominal numbers

Number line

Number pattern

Number sense

Number sentence

Numerals

Odd numbers

Opposite of a number

Ordinal numbers

Pentagonal number

Perfect number

Period

Place value

Place value chart

Positive numbers

Prime number

Prime numbers list

Rational numbers

Real numbers

Roman numerals

Square number

Thousand

Trillion

Triangular number

Whole number

Word form

### Addition

AddendAddition facts

Addition sentence

Addition table

Additive inverse

Associative property of addition

Commutative property of addition

How to add

Identity property of addition

Missing addend

Repeated addition

### Subtraction

DifferenceMinus

Remainder in subtraction

Subtraction sentence

### Multiplication

Commutative property of multiplicationDouble

How to multiply

Identity property of multiplication

Multiple

Multiplication facts

Multiplication sentence

Multiplication chart

Product

Partial products

Triple

Zero property of multiplication

### Division

DivideDividend

Divisible

Division sentence

Divisibility rule

Divisor

How to divide

Least common denominator

Long division

Measurement division

Quotient

Remainder

Sharing

### Fraction

Adding fractionsCommon denominator

Common fraction

Decimal fraction

Denominator

Dividing fractions

Equivalent fractions

Fraction bar

Fraction to decimal

Fraction to percent

Improper fraction

Like fractions

Lowest terms

Mixed number

Multiplying fractions

Numerator

Proper fraction

Reciprocal

Simplest form

Simplify fractions

Subtracting fractions

Terms

Unit fraction

Unlike fractions

### Decimal

Decimal numeration systemDecimal point

Decimal to fraction

Dividing decimals

Front-end digit

Hundredth

Multiplying decimals

Non-terminating decimal

Repeating decimal

Standard form of a decimal

Tenth

Terminating decimal

Thousandth

### Percentage

DiscountPercent change

Percent difference

Percent error

Percent increase

Percent to decimal

Sales tax

### Data and graphs

AverageBar graph

Chart

Frequency table

Graph

Graph scale

Key

Histogram

Line graph

Dot plot

Mean

Median

Mode

Pictogram

Pie chart

Range

### Rules and properties

Ascending orderAssociative property

Attribute

Basic facts

Commutative property

Distributive property

Descending order

Identity property

Inverse

Operation

Order of operations

PEMDAS

Related facts

Rounding

Symmetric property of equality

Transitive property

### Ratios and proportions

Equivalent ratiosGolden ratio

Golden rectangle

Map scale

Proportion

Rate

Ratio

Scale drawing

Scale model

### Time

AMAutumn

Century

Clock

Clockwise

Counterclockwise

Day

Date

Days in a year

Decade

Fall

Hour

Leap year

Midday

Midnight

Millennium

Minute

Minutes to hours

PM

Quarter

Quarter hour

Season

Second

Seconds to hours

Spring

Summer

Timeline

Time zone

Week

Weekday

Weekend

Weeks in a year

Winter

24-hour clock

### Length

cmCentimeters to inches

cm to m

cm to mm

Decameter

Decimeter

Depth

Distance

Fathom

Feet in a mile

Feet in a yard

Feet to inches

Foot

Furlong

Height

Inch

Inches in a yard

km

km to m

m to cm

Meter

Meters to feet

Meters to miles

Mile

mm

mm to cm

Nautical mile

Rod

Width

Yard

Yards in a mile

### Area

AcresHectare

Square centimeters

Square feet

Square inches

Square kilometers

Square meters

Square miles

Square yards

### Volume

CapacityCubic centimeters

Cubic feet

Cubic inches

Cubic meter

Cubic yard

Cup

Cups in a gallon

Cups in a pint

Cups in a quart

Fluid ounce

Gallon

Liter

Liters in a gallon

mL

mL to L

Ounces in a cup

Ounces in a pint

Ounces in a quart

Pint

Pints in a gallon

Pints in a quart

Quart

Quarts in a gallon

Tablespoon

Teaspoon

### Weight

CentigramDecagram

Decigram

Gram

g to kg

Hectogram

kg to g

kg to lbs

Kilogram

Metric ton

Milligram

Ounce

Ounces in a gallon

Ounces in a pound

Pound

Pounds to grams

Pounds to tons

Ton

### Measurement

AccelerationCelsius

Degree of temperature

Dimensional analysis

Dozen

Equal

Fahrenheit

Gross

Imperial system

kelvin

Latitude

Longitude

Metric system

Scale

SI

Speed

Speedometer

Straightedge

Temperature

Temperature conversion

Tolerance

Unit of measurement

Unit price

U.S. customary units

### Other

AbacusArray

Arithmetic

Column

Estimate

Mental math

Regrouping

Row

Quantity

## Geometry

### Line

1DBisect

Chord

Collinear

Coplanar

Diagonal

Edge

Endpoint

Horizontal line

Intersect

Intersecting lines

Line of symmetry

Line segment

Parallel lines

Perpendicular

Perpendicular bisector

Perpendicular lines

Ray

Secant

Skew lines

Vertex

Vertical line

### Plane

2D2D-shapes

Cross section

Intersecting planes

Parallel planes

Perpendicular planes

Plane symmetry

### Angle

AcuteAdjacent

Alternate exterior angles

Alternate interior angles

Angle bisector

Complementary

Congruent angles

Corresponding angles

Degree

Goniometer

Linear pair

Oblique

Oblique angle

Obtuse

Protractor

Right angle

Sides of an angle

Straight angle

Supplementary

Vertical angles

### Circle

ArcArea of a circle

Circle formula

Circumference

Compass

Concentric circles

Diameter

Pi

Radius

Semicircle

Sagitta

### Triangle

Acute triangleArea of a triangle

Congruent triangles

Equilateral triangle

Hypotenuse

Isosceles triangle

Obtuse triangle

Perimeter of a triangle

Pythagorean Theorem

Pythagorean triples

Right triangle

Scalene triangle

Types of triangles

Similar triangles

30-60-90 triangle

45-45-90 triangle

### Shape

3D3D-shapes

Altitude

Annulus

Apex

Base

Center

Closed curve

Concentric

Cone

Congruent

Geometric construction

Cube

Cuboid

Cylinder

Decagon

Dimensions

Dodecagon

Dodecahedron

Ellipse

Ellipsoid

Face

Geoboard

Geometric figures

Hemisphere

Heptagon

Hexagon

Icosahedron

Kite

Motif

Nonagon

Octagon

Octahedron

Parallelogram

Pentagon

Pentagram

Plane figure

Polygon

Polyhedron

Prism

Pyramid

Quadrilateral

Rectangle

Rectangular prism

Rhombus

Sector

Side

Similar figures

Space figure

Sphere

Spiral

Square

Symmetry

Tessellation

Tetrahedron

Trapezoid

Triangular prism

### Coordinate plane

0DAxis

Coordinates

Distance formula

Equidistant

Grid

Midpoint

Ordered pairs

Origin

Point

Plotting a point

Quadrant

X and y axis

X axis

X coordinate

Y axis

Y coordinate

### Transformation

DilationReflection

Rotation

Scale factor

Translation

### Area and perimeter

Area formulaArea of a hexagon

Area of a parallelogram

Area of a rectangle

Area of a rhombus

Area of a square

Area of a trapezoid

Perimeter

Perimeter of a rectangle

### Volume and surface area

SolidSurface area

Surface area of a cylinder

Surface area of a sphere

Volume formula

Volume of a cone

Volume of a cube

Volume of a cylinder

Volume of a pyramid

Volume of a sphere

## Algebra

### Variable

Combining like termsConstant

Constant of proportionality

Independent and dependent variables

Direct variation

Inverse variation

### Function

Absolute valueComposite functions

Domain and range

Even and odd functions

Frequency

Function notation

Function transformations

Interval notation

Inverse function

Maximum

Minimum

Parabola

Piecewise functions

Quadratic function

Rational function

x intercept

y intercept

Zeros of a function

### Expressions and equations

EqualityEquation

Expression

Simplify

Substitution

Term

### Inequality

Compound inequalitiesInequality symbols

Solving inequalities

### Linear equations

Equation of a lineIntercept

Linear

Linear regression

Midpoint formula

Point slope form

Slope

Slope formula

Slope intercept form

Slope of a line

Standard form

### Solving equations

Completing the squareDiscriminant

Quadratic equation

Quadratic formula

System of equations

Vertex form

### Exponent

CubedExponential

Exponential function

Exponential growth

Exponent rules

Fractional exponents

Negative exponents

Power

Squared

### Factoring

Common factorFactor

Factoring polynomials

How to factor

Prime factors

Prime factorization

### Logarithm

Log rulesln

### Complex numbers

Complex conjugateImaginary numbers

### Sequence

Arithmetic sequenceFibonacci sequence

Geometric sequence

List of Fibonacci numbers

Summation

### Radical

Cube rootRoot

Simplifying radicals

Square root

### Polynomial

BinomialBinomial theorem

Coefficient

Pascal's triangle

Synthetic division

## Trigonometry

### Unit Circle

Degrees to radiansRadian

Radians to degrees

### Trigonometric functions

ArccosArcsin

Arctan

Cosine

Law of Cosines

Law of Sines

Sine

Sinusoidal

SohCahToa

Tangent

Trig identities

## Probability and Statistics

### Basic set operations

Mutually exclusive eventsVenn diagram

### Descriptive statistics

DataClustering

Correlation

Correlation coefficient

Outlier

Standard deviation

Stem and leaf plot

Variance

### Inferential statistics

CombinationCompound events

Dependent events

Event

Experiment

Factorial

Independent events

Parameter

Permutation

Population

Random

Random variable

Sample

Sample space

Survey

## Calculus

### Limits and continuity

ContinuousIntermediate value theorem

L'hopital's rule

### Derivative

Chain ruleFirst derivative test

Implicit differentiation

Optimization

Partial derivative

Product rule

Quotient rule

Second derivative test

### Vector

Dot productMagnitude

### Integral

Fundamental theorem of calculusRiemann sum

### Matrix

DeterminantCramer's rule

Inverse matrix

Matrix multiplication

Matrix notation

Solving linear systems

Transpose

### Series

Euler's formulaPower series

Taylor series