Interchange the digit at thousands and ones place and digits at hundreds and tens place in the number 4581 and find the difference between two numbers.

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• A 2997
• B 3123
• C 2727
• D 2343

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Answer: C. 2727

Original number: 4581.
New number: 1854 (digits swapped).
Subtraction: 4581 - 1854 = 2727.
The answer is C. 2727.

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