3 Digit maths trick

Submitted by Erik Vermeulen on Fri, 2009-03-27 14:55

Write down any three-digit number, with different first and last digits.

Reverse it.

Subtract the smaller number from the larger one.

Write down the answer.

Reverse it (including the zero at the beginning if less than a hundred).

Add together both numbers.

 

 

Your answer is 1089 - works everytime!!!

 

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