Here are all the 3 digit prime numbers, i.e. all prime numbers between 101-1000.
100s
One Hundred and Twenty-Seven
One Hundred and Thirty-One
One Hundred and Thirty-Seven
One Hundred and Thirty-Nine
One Hundred and Forty-Nine
One Hundred and Fifty-One
One Hundred and Fifty-Seven
One Hundred and Sixty-Three
One Hundred and Sixty-Seven
One Hundred and Seventy-Three
One Hundred and Seventy-Nine
One Hundred and Eighty-One
One Hundred and Ninety-One
One Hundred and Ninety-Three
One Hundred and Ninety-Seven
One Hundred and Ninety-Nine
200s
Two Hundred Seventy-Seven
300s
Three Hundred Thirty-Seven
Three Hundred Forty-Seven
Three Hundred Fifty-Three
Three Hundred Sixty-Seven
Three Hundred Seventy-Three
Three Hundred Seventy-Nine
Three Hundred Eighty-Three
Three Hundred Eighty-Nine
Three Hundred Ninety-Seven
400s
Four Hundred Thirty-Three
Four Hundred Seventy-Nine
Four Hundred Eighty-Seven
500s
Five Hundred Twenty-Three
Five Hundred Seventy-Seven
Five Hundred Eighty-Seven
Five Hundred Ninety-Three
600s
Six Hundred Seventy-Three
Six Hundred Seventy-Seven
700s
Seven Hundred Twenty-Seven
Seven Hundred Thirty-Three
Seven Hundred Thirty-Nine
Seven Hundred Forty-Three
Seven Hundred Fifty-Seven
Seven Hundred Seventy-Three
Seven Hundred Eighty-Seven
Seven Hundred Ninety-Seven
800s
Eight Hundred Twenty-Seven
Eight Hundred Twenty-Nine
Eight Hundred Thirty-Nine
Eight Hundred Fifty-Three
Eight Hundred Fifty-Seven
Eight Hundred Sixty-Three
Eight Hundred Seventy-Seven
Eight Hundred Eighty-Three
Eight Hundred Eighty-Seven
900s
Nine Hundred Thirty-Seven
Nine Hundred Seventy-Seven
Nine Hundred Eighty-Three
Nine Hundred Ninety-Seven
All in all, there are 143 prime numbers from 101-1000. This means that 143/900 or around 1 in 6 numbers from 101-1000 are prime. 757 numbers are composite.