Number
basic building block
integer
All whole numbers (both positive and negative) and zero.
prime number
A whole number that has exactly two factors, 1 and itself.
composite number
A whole number greater than 1 that has more than two factors.
rational number
A number that can be written a...
number basic building block integer all whole numb
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ILTS 305
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ILTS 305 Math SIMPLIFIED
REVISION SUMMARY
Number
basic building block
integer
All whole numbers (both positive and negative) and zero.
prime number
A whole number that has exactly two factors, 1 and itself.
composite number
A whole number greater than 1 that has more than two
factors.
rational number
A number that can be written as a fraction
irrational number
a number that can NOT be expressed as a ratio of two
integers or as a repeating or terminating decimal - Pi or
any square root of an imperfect square are considered
irrational
Number line
absolute value
The distance a number is from zero on a number line
divisor
The number by which another number is divided.
quotient
the answer to a division problem
Parenthesis
Exponet
, number that represents the number of times the base is
used as a factor
root
a solution of an equation
perfect square
a square of a whole number
order of operations
PEMDAS (parenthesis, Exponents, Multiplication, Division,
Addition, Subtraction)
common factor
Any common factor of two or more numbers.
prime factorization
a number written as the product of all its prime factors
GCF (Greatest Common Factor)
the greatest number that is a factor of two or more
numbers
least common multiple (LCM)
The smallest multiple (other than zero) that two or more
numbers have in common.
fraction
part of a whole
numerator
the top number in a fraction
denominator
The bottom number in a fraction
equivelent fractions
when one fraction is equal to another.
common denominator
A denominator that is the same in two or more fractions.
Adding and Subtracting Fractions
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