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Pre-Algebra Fractions Common Denominators


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least common multiple (LCM)
a multiple that is shared between two or more numbers that is lower than all the other common multiples
least common divisor (LCD)
the least common multiple of two or more denominators
equivalent fractions
fractions that have the same value
Prime number
A number that can only be divided by 1 and itself. The numbers left at the bottom of the tree
Composite number
a number with more than two factors.
prime factorization
Breaking down a composite number until all of the factors are prime
common factor
a number that is a factor of two or more numbers
greatest common factor (GCF)
of two more numbers, the common factor that is greater than any other common factor
equivalent of GCF
Greatest Common Divisor (GCD)
multiple
Answers to the Times Tables (eg: Multiples of 3 are: 3, 6, 9, 12, 15 etc.)
common multiple
A number that is a multiple of two or more numbers
improper fraction
a fraction whose numerator is larger than the denominator
Mixed numbers
a number that is made up of a whole number and a fraction
unit fraction
a fraction with a numerator of one, it names one of the equal parts of a whole