2 October 2021

• 11:1511:15, 2 October 2021 diff hist +48 m 2016 AMC 10A Problems/Problem 24 →Solution 12
• 11:1411:14, 2 October 2021 diff hist +20 m 2016 AMC 10A Problems/Problem 24 →Solution 10

16 September 2021

• 14:3314:33, 16 September 2021 diff hist 0 m 2009 AMC 12B Problems/Problem 24 No edit summary

7 April 2021

• 15:4815:48, 7 April 2021 diff hist −66 m 2021 AIME I Problems/Problem 4 →Solution 1

4 April 2021

• 10:1010:10, 4 April 2021 diff hist +33 m 2021 AMC 10A Problems/Problem 13 →Solution

8 January 2021

• 17:3717:37, 8 January 2021 diff hist −183 m 2008 AMC 12B Problems/Problem 7 No edit summary

1 January 2021

• 16:0516:05, 1 January 2021 diff hist 0 m 2007 AMC 12B Problems/Problem 3 →Solution
• 16:0516:05, 1 January 2021 diff hist +12 m 2007 AMC 12B Problems/Problem 3 →Solution

28 February 2020

• 20:1220:12, 28 February 2020 diff hist −392 m 2005 AIME II Problems →Problem 6 current

28 December 2019

• 11:5111:51, 28 December 2019 diff hist −132 m 2003 AMC 10B Problems/Problem 20 →Solution 4

26 December 2019

• 18:0318:03, 26 December 2019 diff hist −1 m 2001 AMC 12 Problems/Problem 24 →Solution 1
• 18:0018:00, 26 December 2019 diff hist 0 m 2001 AMC 12 Problems/Problem 24 →Solution 1
• 10:5910:59, 26 December 2019 diff hist +45 m 2000 AMC 12 Problems/Problem 17 →Solution 3 (with minimal trig)

8 April 2019

• 20:1520:15, 8 April 2019 diff hist +88 m 2000 AIME II Problems/Problem 10 →Solution 2

10 March 2019

• 14:4714:47, 10 March 2019 diff hist +91 m 1991 AIME Problems/Problem 11 →Problem

22 February 2019

• 19:1619:16, 22 February 2019 diff hist +24 m 1986 AIME Problems/Problem 12 →Solution

24 November 2018

• 19:1219:12, 24 November 2018 diff hist +88 m 2018 AMC 8 Problems/Problem 24 →Note
• 19:0919:09, 24 November 2018 diff hist +15 m 2018 AMC 8 Problems/Problem 24 →Note

22 November 2018

• 11:1711:17, 22 November 2018 diff hist +12 m 2016 AIME II Problems/Problem 7 →Solution

3 August 2018

• 19:2319:23, 3 August 2018 diff hist +2 m 2011 AMC 10A Problems/Problem 22 →Solution 2

25 July 2018

• 20:1520:15, 25 July 2018 diff hist +2 m 2007 AMC 10B Problems/Problem 6 →Problem current

23 July 2018

• 18:0518:05, 23 July 2018 diff hist +8 m 2006 AMC 10A Problems/Problem 13 →Solution
• 18:0518:05, 23 July 2018 diff hist +32 m 2006 AMC 10A Problems/Problem 13 →Solution
• 18:0318:03, 23 July 2018 diff hist +1 m 2006 AMC 10A Problems/Problem 8 →Solution 3
• 18:0318:03, 23 July 2018 diff hist 0 m 2006 AMC 10A Problems/Problem 8 →Solution 3
• 17:5817:58, 23 July 2018 diff hist +1 m 2006 AMC 12A Problems/Problem 4 →Solution 2
• 17:5817:58, 23 July 2018 diff hist −4 m 2006 AMC 12A Problems/Problem 4 →Solution 2
• 17:5517:55, 23 July 2018 diff hist −2 m 2006 AMC 12A Problems/Problem 4 →Solution 2
• 17:2917:29, 23 July 2018 diff hist +9 m 2006 AMC 10B Problems/Problem 9 →Solution

20 July 2018

• 19:3119:31, 20 July 2018 diff hist −16 m 2005 AMC 10B Problems/Problem 25 →Solution
• 19:2019:20, 20 July 2018 diff hist −11 m 2005 AMC 10B Problems/Problem 14 →Solution 1

19 July 2018

• 20:3420:34, 19 July 2018 diff hist 0 m 2005 AMC 10A Problems/Problem 8 →Problem

12 November 2017

• 11:5311:53, 12 November 2017 diff hist −1 m 1995 AJHSME Problems/Problem 18 →Problem current

9 November 2017

• 14:3214:32, 9 November 2017 diff hist +19 m 1986 AJHSME Problems/Problem 15 →Problem
• 14:3014:30, 9 November 2017 diff hist −1 m 1986 AJHSME Problems/Problem 15 →Problem