Try This and Prepare to be Amazed...
If someone ever told you that the answer... ...ur mind blown): Take any number with 4 non- repeating digits . Say 1562. Step 1: Arrange the number in a... ...Step 1: Arrange the number in ascending and then descending order Step 2: Subtract th...
https://www.neatorama.com/2010/04/08/try-this-and-prepare-to-be-amazed/
