Teachers use prime and composite numbers charts to teach students to identify prime and composite numbers as they shade them with two different colors. A prime number is a number greater than one that has only two factor... More »

A chart of prime numbers is a chart that lists numbers that are only divisible by one and itself. A prime number can be even or odd, but it must be a whole number. More »

A number chart is a table of numbers used to train students to count numbers. Typically, a number chart starts with either 0 or 1 and counts up one whole number at a time. A common number to stop at is a multiple of 10 s... More »

A prime number is a whole number greater than one that is only divisible by one or itself without leaving a remainder. A composite number is a whole number greater than one that is evenly divisible by more than one and i... More »

The number one is neither prime nor composite. Prime numbers are positive integers greater than one that are evenly divisible only by themselves and one. Composite numbers are positive integers that have divisors other t... More »

The prime factorization of 35 is 5 and 7. Prime factors are numbers that are only divisible by themselves and one. While every number is divisible by one, most mathematicians do not consider it as a prime factor. More »

The prime factorization of 72 is 23x 32, or 2 x 2 x 2 x 3 x 3. The prime factorization of a number involves determining the factors of a number that are also prime numbers and multiply together to equal the original numb... More »