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Fraction Vocabulary

TermDefinition
fraction bar a horizontal bar that actually means divide. 2/3 is 2 divided by 3
Common multiples a multiple that both the numerator and denominator have in common. multiples of 3 are 3, 6, 9.. multiples of 6 are 6, 12, 18 so common multiple is 6
prime number a number with no factors other than 1 and the number itself
composite numbers have multiple factors. Any number not prime
simplest form when the greatest common factor of numerator and denominator is 1. 4/8 can reduce to 1/2
Lowest Common Denominator the smallest multiple that the numerator and denominator have in common
lowest terms a fraction where the numerator and denominator have no common factor greater than 1
simplify to express a fraction in simplest form (lowest terms) the greatest common factor is 1
multiple like count by...multiples of 4 are 4, 8 12, 16
reducing a fraction to put in lowest terms so the greatest common factor of numerator and denominator is 1
equivalent fraction 2 fractions that name the same amount. 1/2 and 2/4
fraction a part of a whole
numerator the top number in a fraction. Tells what portion of the fraction you have
denominator the bottom part of a fraction. Tells how many parts the whole is divided into.
improper fraction fraction that is more than 1. numeratorr is bigger than the denominator.
common denominator a number that is a multiple of both the numerator and denominator
the whole number one (1) 2/2 3/3 12/12
mixed number contains a whole number and a fraction 6 3/5
ECD - Easiest Common Denominator multiply the denominators and use the product for the common denominator.
Factor numbers multiplied together to make another number
GCF Greatest Common Factor the largest factor that both numbers share
Created by: cherimort
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