prime numbers
A entirety number greater than 1 whose only whole number components are one and itself. Examples: 2, 3, 5, etc.

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composite numbersA entirety number greater than 1 that has positive factors other 보다 1 and itself. Examples: 4, 22, 35, etc
prime factorizationExpressing a whole number as a product of prime numbers. Example: 54 = 2 x 3 x 3 x 3
factor treeA diagram offered to write the element factorization of a number.
common factorA totality number that is a variable of two or more nonzero numbers.
greatest typical factorThe greatest entirety number that is a aspect of 2 or more nonzero entirety numbers.
numeratorThe number a in the portion a/b .
denominatorThe number b in the fraction a/b whereby b ≠ 0.
equivalent fractionsFractions that stand for the exact same part-to-whole relationship. Tantamount fractions have the exact same simplest form.
simplest form (of a fraction)A portion in simplest kind of that numerator and denominator have actually a greatest common factor the 1.
relatively prime numbersTwo or much more nonzero totality numbers whose greatest typical factor is 1.
multipleThe product the a number and also any nonzero entirety number.
common multipleA multiple that is shared by two or much more numbers.
least usual multiple (LCM)The the very least number the is a common multiple of 2 or an ext numbers.
lowest common denominators (LCD)The least usual multiple the the platform of 2 or an ext numbers.
mixed numberA number that has a whole number part and a fraction part.
proper fractionA fraction whose molecule is less than the denominator.
improper fractionA fraction whose molecule is higher than or same to that denominator.
terminating decimalA decimal that has a final digit.
repeating decimalA decimal that has actually one or more digits the repeat there is no end.

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fractionA number of the type a/b wherein b ≠ 0.