Pairing and grouping — AMC & AIME Problems

Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses Pairing and grouping — a problem-solving techniques concept — each with a professionally curated solution, many with a video solution too, from LIVE by Po-Shen Loh. Browse all concepts or the full past-contest archive.

All problems are used with official legal permission of the Mathematical Association of America (MAA).

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AMC 8

1985 AMC 8 Problem 2 1989 AMC 8 Problem 1 1990 AMC 8 Problem 16 1992 AMC 8 Problem 1 1993 AMC 8 Problem 19 1996 AMC 8 Problem 16 1997 AMC 8 Problem 25 2013 AMC 8 Problem 3 2016 AMC 8 Problem 8 2018 AMC 8 Problem 5 2025 AMC 8 Problem 15 2025 AMC 8 Problem 16 2026 AMC 8 Problem 1

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