math
posted by Trish .
Three numbers between 70 and 80 are prime numbers.what numbers are they? Explain how you know they are prime numbers.

71, 73, 79..look up the definition of prime for your explanation

A prime number can be divided, without a remainder, only by itself and by 1.
(It must be a positive whole number greater than 1)
Prime nuber betwen 2 and 100 is:
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 
You can also in google type
prime numbers chart
and click on some of that links.