Keep going with the other primes (7, 11, 13 etc), removing all the multiples of these as you go. You should end up with a list of 25 prime numbers between 1 and 100. These are shown in the grid below.

It is also the only prime number that is not odd, as all other prime numbers are odd. How Many Prime Numbers Are Between 1 and 100? There are 25 prime numbers between 1 and 100. A prime number is ...

Prime numbers are special numbers, greater than 1, that have exactly two factors ... curriculum-linked resources to help deliver lessons - all arranged by subject and age group.