Question

Michael picks three different digits from the set { } 12345 ,,,, and forms a mixed number by placing the digits in the spaces of . The fractional part of the mixed number must be less than 1. (For example, 4 2 3 ). What is the difference between the largest and smallest possible mixed number that can be formed?

Answer 1

The largest number =5 3/4

​The smallest number =1 2/5

​Required difference = 5 3/4 − 1 2/5 = 4 7/2

I could be very off. hope it helps somehow