Decimal — AMC & AIME Problems
Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses decimal — 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 of these problems are used with official legal permission of the Mathematical Association of America (MAA).
AMC 8
1987 AMC 8 Problem 1 · 1987 AMC 8 Problem 2 · 1987 AMC 8 Problem 5 · 1988 AMC 8 Problem 2 · 1988 AMC 8 Problem 6 · 1988 AMC 8 Problem 8 · 1989 AMC 8 Problem 2 · 1989 AMC 8 Problem 3 · 1990 AMC 8 Problem 2 · 1997 AMC 8 Problem 1 · 1997 AMC 8 Problem 3 · 1998 AMC 8 Problem 7 · 1999 AMC 8 Problem 3 · 2005 AMC 8 Problem 6 · 2023 AMC 8 Problem 3 · 2024 AMC 8 Problem 2 · 2024 AMC 8 Problem 10
AMC 10
2001 AMC 10 Problem 7 · 2004 AMC 10B Problem 13 · 2010 AMC 10A Problem 1 · 2020 AMC 10B Problem 12