Question

Vered subtracted a number composed of the same digits written in reverse order from a three-digit number.
As a result, she obtained a two-digit number. Find the two-digit number she obtained.

Difficulty level (1 very easy - 10 very hard): 2

Topics:
Arithmetic Number Theory -> Modular Arithmetic / Remainder Arithmetic -> Divisibility Rules Algebra Logic -> Reasoning / Logic
Sources:
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