1 December 2019

• 11:0011:00, 1 December 2019 diff hist +3 m 2017 AIME I Problems/Problem 12 →Solution 3
• 11:0011:00, 1 December 2019 diff hist +6 m 2017 AIME I Problems/Problem 12 →Solution 3

23 October 2019

• 15:5115:51, 23 October 2019 diff hist +219 m 2012 AIME I Problems/Problem 13 →Solution 1

3 March 2019

• 15:4415:44, 3 March 2019 diff hist 0 AMC historical results →2016

20 January 2019

• 10:4310:43, 20 January 2019 diff hist +2 m 1988 AHSME Problems/Problem 26 →Solution

25 December 2018

• 09:5309:53, 25 December 2018 diff hist +3 m 2018 AMC 10A Problems/Problem 18 →Solution 2

25 November 2018

• 11:3411:34, 25 November 2018 diff hist −20 m 2009 AMC 10A Problems →Problem 23

17 July 2018

• 16:3816:38, 17 July 2018 diff hist −11 m 2013 AMC 12B Problems/Problem 15 →Solution