Portal:Arithmetic/Selected article

Arithmetic operations and related concepts

 * Order of operations
 * Addition
 * Sum
 * Additive inverse
 * Subtraction
 * Multiplication
 * Multiplicative inverse
 * Multiple
 * Common multiple
 * Least common multiple
 * Division
 * Quotient
 * Quotition and partition
 * Fraction
 * Decimal fraction
 * Proper fraction
 * Improper fraction
 * Vulgar fraction
 * Ratio
 * Common denominator
 * Lowest common denominator
 * Factoring
 * Fundamental theorem of arithmetic
 * Prime number
 * Prime number theorem
 * Distribution of primes
 * Composite number
 * Factor
 * Common factor
 * Greatest common divisor, also called greatest common factor
 * Square root
 * Cube root
 * Properties of operations
 * Associative property
 * Commutative property
 * Distributive property

Types of numbers

 * Real number
 * Rational number
 * Integer
 * Natural number
 * Irrational number
 * Odd number
 * Even number
 * Positive number
 * Negative number
 * Prime number

Elementary statistics

 * Mean
 * Weighted mean
 * Median
 * Mode

Other basic concepts

 * Combinations
 * Percentage
 * Permutations
 * Proportion
 * Rounding
 * Scientific notation
 * Unitary method

Modern arithmetic

 * Riemann zeta function
 * L-functions
 * Multiplicative functions
 * Modular forms