Denominator

The bottom number of a fraction that represents the whole set

Equivalent Fractions

Two or more different fractions that show the same quantity

Improper Fraction

A fraction that represents more than one by having the numerator larger than the denominator

Mixed Number

A number greater than one represented by a whole number plus a fraction whose value is less than one

Numerator

The top number in a fraction; represents part of the whole

Unit Fraction

A fraction with a numerator of 1

Reduce

Writing a fraction into a simpler form

Simplest Form or Lowest Term

When the numerator and denominator in a fraction have no common factors other than 1

Common Factors

Numbers that are in the list of factors for two different numbers

Common Denominators

For two or more fractions that have the same denominator