What is the difference between the largest number and the least number written with the digits 9, 3, 5, 7?  Answers:
A) 6084 B) 3788 C) 2077 D) 2721 E) 6174
6174xplanation:   3579   9753   ------------   6174   Answer:6174
<result>E</result>
What is the difference between the largest number and the least number written with the digits 9, 3, 5, 7?