Outline of arithmetic

• Elementary arithmetic
• Decimal arithmetic
• Decimal point
• Numeral
• Place value

{{main|Arithmetic#History|l1=History of arithmetic}}

{{see also|Operation (mathematics)}}

• Order of operations
• Addition
• Summation – Answer after adding a sequence of numbers
• Additive inverse
• Subtraction – Taking away numbers
• Multiplication – Repeated addition
• Multiple – Product of multiplication
• Least common multiple
• Multiplicative inverse
• Division – Repeated subtraction
• Modulo – The remainder of division
• Quotient – Result of division
• Quotition and partition – How many parts are there, and what is the size of each part
• Fraction – A number that is not whole, often shown as a division equation
• Decimal fraction – Representation of a fraction in the form of a number
• Proper fraction – Fraction with a numerator that is less than the denominator
• Improper fraction – Fractions with a numerator that is any number
• Ratio – Showing how much one number can go into another
• Least common denominator – Least common multiple of two or more fractions' denominators
• Factoring – Breaking a number down into its products
• Fundamental theorem of arithmetic
• Prime number – Number divisible by only 1 or itself
• Prime number theorem
• Distribution of primes
• Composite number – Number made of two smaller integers
• Factor – A number that can be divided from its original number to get a whole number
• Greatest common factor – Greatest factor that is common between two numbers
• Euclid's algorithm for finding greatest common divisors
• Exponentiation (power) – Repeated multiplication
• Square root – Reversal of a power of 2 (exponent of 1/2)
• Cube root – Reversal of a power of 3 (exponent of 1/3)
• Properties of Operations
• Associative property
• Distributive property
• Commutative property
• Factorial – Multiplication of numbers from the current number to 0

{{See also|List of types of numbers|List of numeral systems|List of numbers}}

• Real number
• Rational number
• Integer
• Natural number
• Composite number
• Irrational number
• Odd number
• Even number
• Positive number
• Negative number
• Prime number
• List of prime numbers
• Highly composite number
• Perfect number
• Algebraic number
• Transcendental number
• Hypercomplex number
• Transfinite number
• Indefinite and fictitious numbers

• Mean
• Weighted mean
• Median
• Mode
• Range

• Combinations
• Percentage
• Permutations
• Proportion
• Rounding
• Scientific notation

• Computer-Based Math
• Outline of number theory
• Riemann zeta function
• L-functions
• Multiplicative functions
• Modular forms

• Elementary mathematics
• Mathematical software and Computer-Based Math
• Table of mathematical symbols

{{sister project links|Arithmetic}}

• [http://mathworld.wolfram.com/Arithmetic.html MathWorld article about arithmetic]
• The New Student's Reference Work/Arithmetic (historical)
• [http://mathdl.maa.org/convergence/1/?pa=content&sa=viewDocument&nodeId=1293&bodyId=1422 Maximus Planudes' the Great Calculation] an early western work on arithmetic at [http://mathdl.maa.org/convergence/1/ Convergence]

{{outline footer}}

Arithmetic

Arithmetic

Arithmetic