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UKMT Junior Kangaroo, 2023

Number theory Difficulty 3.0 AMC 10/12 Find the answer United Kingdom

For how many three-digit numbers can you subtract $297$ and obtain a second three-digit number which is the original three-digit number reversed?

(A) $5$ (B) $10$ (C) $20$ (D) $40$ (E) $60$

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