Math curiosities (2)

지난달
in math

Another math curiosity

1089

1089 is knowed as the Magic Number because is used in magic tricks.
If you pick one three-digit numbers, you can "end" with the 1089 number.

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Try yourself

Take any three-digit number ( first and last digits should differ by 1 or more)

example: 275

Reverse digits and subtract the smaller number from the larger one

example: 572-275=297

To this result add the number produced by reversing digits of result number

example: 297+792=1089

🎩🤪
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