5. Find the difference between the greatest and the least 5-digit number that can be written using the digits 6, 2, 7, 4, 3 each only once.

Answers (1)

Given, digits: 6, 2, 7, 4 and 3 

Since, the digits have to be used only once, arrange them in ascending and descending order to get the minimum and maximum number.

Greatest number = 76,432

Smallest number = 23,467

\therefore The difference between the greatest and the least number
\\ = 76,432 - 23,467 \\ = 52,965

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