Multiple choice How many prime numbers are there between 1 and 100? 20 21 23 25 Reveal answer Fill a bubble to check yourself D Correct answer Explanation Prime numbers between 1 and 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, 97 So, there are 25 prime numbers between 1 and 100.