Question

find the difference between the greatest and the smallest numbers that can be formed using the digits 402576 and 8 only once

Answer 1

8765420
_2045678
_________
6719742


hope it helps!!!
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Answer 2

Heya !!!

This is Your Answer..

Given : -
4, 0, 2, 5, 7, 6 and 8.
To form largest number, we place them decreasing order and to form smallest, we place in increasing order.

So, 
Largest digit formed = 8765420, and 
Smallest digit formed = 2045678.

Now, their Difference ..
8765420 - 2045678 = 6719742

Hope It Helps