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Fractions Vocab

Ch. 8-10 Fractions Vocabulary

QuestionAnswer
A ___________ of a number is the product of the number and any counting number (2: 2, 4, 6, 8, 10, 12, ...). Skip counting multiple
If a number is a multiple of two or more numbers, it is called a _____________ _____________ of the numbers. (3: 3, 6, 9, 12, 15, 18, 21, 24) (4: 4, 8, 12, 16, 20, 24) --> 12, 24 common multiple
The _______ _________ ________ of two or more numbers is the common multiple that is smallest . 3: 3, 6, 9, 12, 15, 18,21, 24 4: 4, 8, 12, 16, 20, 24 12 , 24 are common, but 12 is the smallest least common multiple
The greatest common factor of the numerator (top) and denominator (bottom) is 1. 3/6 --> 1/2 (1/2 is simplest form
fractions that have the same value 3/6 and 6/12 are equal equivalent fractions
1, 12, 2, 6, 3, 4 These numbers are __________ of 12 factors
4: 1, 2, 4 8: 1, 2, 4, 8 1, 2, 4 are __________ ____________ of 4 and 8. common factors
numbers that have only 1 set of factors, 1 and itself 17 : 1, 17 --> _________ number prime
numbers that have more than 1 set of factors 15: 1, 15, 3, 5 ---> 15 is a ___________ number composite
all numbers can be made of prime numbers. 28 You can take a tree to show all the prime numbers 4 x 7 28: 2x2x7 prime factorization
The largest factor found when comparing 2 numbers 4: 1, 2, 4 8: 1, 2, 4, 8 4 is the _________ __________ _____________ of 4 and 8 . greatest common factor
the top of the fraction - it tells how many equal parts are available numerator
the bottom of the fraction - it tells how many equal parts make up a whole unit denominator
a fraction written as a whole number and a fraction (e.g. 1 1/3) mixed number
a fraction written where the numerator is larger than the denominator. ( e.g. 14/9) improper fraction
fractions with different denominators (1/2 and 3/5) unlike fractions
fractions with the same denominators (8/9 and 3/9) like fractions
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