Question
The distance between Ken's home and the fair is 200 m. After walking a distance from his home to fair, he stopped and walked back another 200 m to look for his missing identity card. He was 90 m from home. How far was he from fair?
2 m

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The distance between Ken's home and the fair is 200 m. After walking a distance from his home to fair, he stopped and walked back another 200 m to look for his missing identity card. He was 90 m from home. How far was he from fair?