# Factor Common Factor Greatest Common Factor Prime Number ```Name _______________________________
one of 2 or more numbers that is
_______________ to give a product
12
Factor
Common Factor
Greatest Common
Factor
20
a number that is a _______________
of 2 or more numbers
Common factors
of 12 and 20:
the _______________ whole number
that is a common _______________ of
2 or more numbers
GCF of 12 and 20:
* Divide by the GCF when simplifying
fractions!
12
20
Prime Number
&divide;
=
&divide;
a _____________ number with exactly
____________, 1 and the number itself
Ex.
a ___________ number that has more
Ex.
Composite Number than _______________
* 1 is not prime or composite –-- It only has ____ factor!
Prime
Factorization
Base of a Power
Exponent
expresses a ________________
number as a product of ___________
factors
a ___________ that is ____________
a number of times
45
16 = 24
16 = 2 x 2 x 2 x 2
(the factor 2 is
repeated)
the number in a power that tells how
many times a ____________ is
repeated in a product
16 = 24
16 = 2 x 2 x 2 x 2
(2 is repeated 4 times)
Any base to the 0 power equals “1”
Ex. 50 = 1
Multiple
Common Multiples
Least Common
Multiple
100 = 1
5000 = 1
a number that is the ____________ of
the given number and another number
(it’s like skip-counting)
multiples of 3:
multiples of 6:
a number that is a ____________ of 2
or more numbers
common multiples
of 3 and 6:
the ____________ number that is a
______________ of 2 or more numbers
LCM of 3 and 6 is:
* Use the LCM when finding a common
denominator for fractions!
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