2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97.
http://wiki.answers.com/Q/What_are_the_prime_numbe...

97 is the largest prime number under 100, other's include: 71, 73,
http://www.chacha.com/question/whatisthelargest...

A prime number is a number that is divisible by itself and 1, and is not divisible by another number. There are 25 prime numbers up to 100, and these are 2, 3, 5, 7, 11, 13, 17, 19,
http://answers.ask.com/Science/Mathematics/what_ar...

Use the sieve of Eratosthenes to find them. You will get. 2 3 5 7 11 13 17 19 23. 29 31 37 41 43 47 53 59 61 67. 71 73 79 83 89 97. 25 primes in all.
http://answers.yahoo.com/question/index?qid=201301...
