The prime numbers less than 100 are: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89 and 97. A prime number is any number that is only divisible by itself and 1. The number 1 is... More »

All prime numbers are odd except for the number two. A prime number is defined as any whole number greater than one that has no positive divisors except for one and itself. Since two can only be divided by the numbers on... 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 first 25 prime numbers are two, three, five, seven, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89 and 97. A prime number is a positive value only divisible by itself and the number on... More »

A nonterminating decimal refers to any number that has a fractional value (numbers to the right of the decimal point) that will continue on infinitely. The most well-known example of one of these numbers is pi; another e... More »

Binary numbers are a way to represent numbers using only zeros and ones. The binary system can also be called the base-2 system as each number place is equal to two to the power of that place. More »

Writing numbers in expanded form refers to writing them as units that are added together, rather than as a single numeral, such as 7,000 + 900 + 20 + 4, instead of 7,924. By writing numbers in expanded form, a student, o... More »