Estimation — AMC & AIME Problems
Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses Estimation — a arithmetic 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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These problems’ difficulty ratings come from real solve attempts on our platform. Tap a band or a contest to filter the list below, and tap a selected band again to include all difficulties. See the full difficulty guide.
AMC 8
1986 AMC 8 Problem 4 • 1986 AMC 8 Problem 20 • 1987 AMC 8 Problem 11 • 1988 AMC 8 Problem 1 • 1988 AMC 8 Problem 7 • 1988 AMC 8 Problem 11 • 1988 AMC 8 Problem 13 • 1989 AMC 8 Problem 4 • 1989 AMC 8 Problem 19 • 1990 AMC 8 Problem 5 • 1991 AMC 8 Problem 7 • 1992 AMC 8 Problem 5 • 1992 AMC 8 Problem 24 • 1995 AMC 8 Problem 5 • 1996 AMC 8 Problem 11 • 1998 AMC 8 Problem 15 • 1998 AMC 8 Problem 16 • 1998 AMC 8 Problem 17 • 2000 AMC 8 Problem 3 • 2001 AMC 8 Problem 5 • 2004 AMC 8 Problem 7 • 2006 AMC 8 Problem 1 • 2007 AMC 8 Problem 6 • 2008 AMC 8 Problem 21 • 2012 AMC 8 Problem 2 • 2013 AMC 8 Problem 1 • 2013 AMC 8 Problem 7 • 2014 AMC 8 Problem 20 • 2017 AMC 8 Problem 4 • 2018 AMC 8 Problem 1 • 2023 AMC 8 Problem 3 • 2023 AMC 8 Problem 11 • 2024 AMC 8 Problem 10 • 2024 AMC 8 Problem 22
AMC 10
2000 AMC 10 Problem 18 • 2002 AMC 10A Problem 1 • 2004 AMC 10B Problem 8 • 2008 AMC 10B Problem 12 • 2009 AMC 10A Problem 1 • 2010 AMC 10A Problem 4 • 2011 AMC 10A Problem 2 • 2011 AMC 10B Problem 10 • 2012 AMC 10B Problem 6 • 2012 AMC 10B Problem 12 • 2017 AMC 10A Problem 7 • 2021 AMC 10A Fall Problem 3 • 2022 AMC 10A Problem 2 • 2024 AMC 10B Problem 3
AMC 12
1950 AMC 12 Problem 27 • 1954 AMC 12 Problem 7 • 1954 AMC 12 Problem 38 • 1954 AMC 12 Problem 50 • 1957 AMC 12 Problem 13 • 1961 AMC 12 Problem 18 • 1965 AMC 12 Problem 18 • 1965 AMC 12 Problem 39 • 1969 AMC 12 Problem 20 • 1971 AMC 12 Problem 13 • 1979 AMC 12 Problem 18 • 1980 AMC 12 Problem 24 • 1986 AMC 12 Problem 8 • 1987 AMC 12 Problem 8 • 1987 AMC 12 Problem 19 • 1988 AMC 12 Problem 7 • 1995 AMC 12 Problem 5 • 2004 AMC 12B Problem 6 • 2006 AMC 12B Problem 4 • 2008 AMC 12B Problem 6 • 2011 AMC 12A Problem 3 • 2012 AMC 12B Problem 6 • 2015 AMC 12A Problem 5 • 2016 AMC 12A Problem 6 • 2016 AMC 12B Problem 2 • 2021 AMC 12B Spring Problem 1 • 2024 AMC 12B Problem 3