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Fraction

Explore Fraction on MathWorld


A fraction is a rational number expressed in the form a/b, where a is known as the numerator and b as the denominator.

Fraction is an elementary-school-level concept. It is listed in the California State Standards for Grade 4.

Examples

Rational Number: A rational number is a real number that can be written as a quotient of two integers.

Classroom Articles on Pre-Algebra (Up to Elementary-School Level)

  • Associative
  • Line
  • Cartesian Coordinates
  • Power
  • Commutative
  • Prime Factor
  • Decimal Expansion
  • Prime Factorization
  • Distributive
  • Prime Number
  • Equal
  • Quotient
  • Function Graph
  • Right Angle
  • Integer
  • Rounding