Skip to ContentGo to accessibility pageKeyboard shortcuts menu
OpenStax Logo
Prealgebra 2e

Key Terms

Prealgebra 2eKey Terms

Key Terms

complex fraction
A complex fraction is a fraction in which the numerator or the denominator contains a fraction.
equivalent fractions
Equivalent fractions are two or more fractions that have the same value.
fraction
A fraction is written abab. In a fraction, aa is the numerator and bb is the denominator. A fraction represents parts of a whole. The denominator bb is the number of equal parts the whole has been divided into, and the numerator aa indicates how many parts are included.
least common denominator (LCD)
The least common denominator (LCD) of two fractions is the least common multiple (LCM) of their denominators.
mixed number
A mixed number consists of a whole number aa and a fraction bcbc where c≠0c≠0. It is written as abcabc, where c≠0c≠0.
proper and improper fractions
The fraction abab is proper if a<ba<b and improper if a≥ba≥b.
reciprocal
The reciprocal of the fraction abab is baba where a≠0a≠0 and b≠0b≠0.
simplified fraction
A fraction is considered simplified if there are no common factors in the numerator and denominator.
PreviousNext
Order a print copy

As an Amazon Associate we earn from qualifying purchases.

Citation/Attribution

This book may not be used in the training of large language models or otherwise be ingested into large language models or generative AI offerings without OpenStax's permission.

Want to cite, share, or modify this book? This book uses the Creative Commons Attribution License and you must attribute OpenStax.

Attribution information
  • If you are redistributing all or part of this book in a print format, then you must include on every physical page the following attribution:
    Access for free at https://openstax.org/books/prealgebra-2e/pages/1-introduction
  • If you are redistributing all or part of this book in a digital format, then you must include on every digital page view the following attribution:
    Access for free at https://openstax.org/books/prealgebra-2e/pages/1-introduction
Citation information

© Jan 23, 2024 OpenStax. Textbook content produced by OpenStax is licensed under a Creative Commons Attribution License . The OpenStax name, OpenStax logo, OpenStax book covers, OpenStax CNX name, and OpenStax CNX logo are not subject to the Creative Commons license and may not be reproduced without the prior and express written consent of Rice University.