Question

Ajit was asked to form the largest and the smallest five digit number by using digits 4, 9, 7, 2 and 1 without repeating any of the numbers. What is the difference between the largest and the smallest number thus formed?

Answer 1

Answer: 84942

Step-by-step explanation:Largest number formed = 97421

Smallest number formed = 12479

Difference = 97421-12479= 84942

Answer 2

Answer:

84942

Step-by-step explanation:

*Note - To obtain the largest number just write the given numbers in descending (largest to smallest) order.

Largest = 97421

*Note - Just reverse the order of digits to obtain the smallest number possible.

Smallest = 12479

>Subtract them-

… 97421

-  12479

=84942

∴Difference = 84942

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