The address of the Piermont Straus is: 530B Piermont Ave,
Piermont, NY 10968
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I think you mean 'inverted and reverse' and not just 'reversed'.
If we start with 10968 and 'reverse' it we get 86901, now if we
invert the the 6 changes into a 9, and the 9 changes into a 6 - to
give us 89601. 89601 - 10968 = 78633.