User contributions
- 02:01, 20 December 2022 (diff | hist) . . (+2) . . 2009 AIME I Problems/Problem 4 (Mistake in number -incorrect point)
- 00:04, 14 June 2020 (diff | hist) . . (+1) . . 1985 AJHSME Problems (→Problem 6)
- 22:45, 11 November 2019 (diff | hist) . . (-15) . . m 2018 AMC 8 Problems/Problem 23 (→Solution 2 (Complementary))
- 11:37, 8 October 2019 (diff | hist) . . (+21) . . m Simon's Favorite Factoring Trick (→Amazing Practice Problems)