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Math Vocab

opposite The of a number is the same distance from 0 on a number line as the original number, but on the other side of 0. Zero is its own opposite
integer By using integers, you can express elevations above, below, and at sea level. Sea level has an elevation of 0 feet. Sylvia Earle’s record dive was to an elevation of 1,250 feet.
absolute value A number’s is its distance from 0 on a number line. Since distance can never be negative, absolute values are never negative. They are always positive or zero.
prime number A is a whole number greater than 1 that has exactly two factors, 1 and itself. Three is a prime number because its only factors are 1 and 3.
composite number A is a whole number that has more than two factors. Six is a composite number because it has more than two factors—1, 2, 3, and 6. The number 1 has exactly one factor and is neither prime nor composite.
prime factorization A composite number can be written as the product of its prime factors. This is called the of the number. You can use a factor tree to find the prime factors of a composite number
greatest common factor The GCF of 2 or morewhole numbersis the greatest whole number
least common multiple the LCM of 2 numbers or moreiss the common multiple with the least value
multiple a multible of a number is the product of that numberand a nonzero whole number
Created by: 10019785