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What is 1 + 3?
math voc chapter 9
is a number that is a factor of two or more numbers.
greatest common factor or GCF
the greatest of the common factors of two or more numbers
when a number , like 3, has exactly two factors.
when a number, like 4, has more than two factors, .
when you can write every composite number as a product of prime numbers.
fractions that have the same value.
when the GCF of the numerator and denominator is 1.
is the product of the number and any whole number.
a whole number that is a multiple of two or more whole numbers.
least common multiple (LCM)
is the least multiple, other than 0 , common to sets of multiples.
of two or more fractions is a number that is a multiple of the denominators of the fractions.
least common denominator
the least common multiple of the denominators , to compare fractions.