Find the different between the greatest and least number that can be written using the digits $6, 2, 7, 4$ each only once.

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Solution

The greatest number using the digits $6, 2, 7, 4$ $= 7642$
The least number using the digits $6, 2, 7, 4$ $= 2467$
Difference between the greatest and least number $= 7642 - 2467$
$= 5175.$

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Find the different between the greatest and least number that can be written using the digits 6,2,7,4 each only once.

The greatest number using the digits 6,2,7,4 =7642The least number using the digits 6,2,7,4 =2467Difference between the greatest and least number =7642−2467 =5175.

Find the different between the greatest and least number that can be written using the digits $6, 2, 7, 4$ each only once.

The greatest number using the digits $6, 2, 7, 4$ $= 7642$
The least number using the digits $6, 2, 7, 4$ $= 2467$
Difference between the greatest and least number $= 7642 - 2467$
$= 5175.$