30 December 2017

• 00:5400:54, 30 December 2017 diff hist +583 2011 AIME I Problems/Problem 4 Added another solution

23 May 2017

• 18:1018:10, 23 May 2017 diff hist 0 m 1950 AHSME Problems →Problem 15

2 January 2017

• 17:1517:15, 2 January 2017 diff hist +436 1980 AHSME Problems/Problem 13 →Solution
• 16:5216:52, 2 January 2017 diff hist +1 m 1980 AHSME Problems/Problem 9 →Solution

30 December 2016

• 15:2315:23, 30 December 2016 diff hist −14 m 2009 AMC 10A Problems/Problem 8 →Solution
• 15:2315:23, 30 December 2016 diff hist −7 m 2009 AMC 10A Problems/Problem 8 →Solution

28 November 2016

• 23:2323:23, 28 November 2016 diff hist +53 m 1989 AIME Problems/Problem 2 →Solution

23 November 2016

• 17:2917:29, 23 November 2016 diff hist −10 m 2016 AMC 8 Problems/Problem 18 →Solution
• 11:4011:40, 23 November 2016 diff hist +10 m 2016 AMC 8 Problems/Problem 13 →Solution
• 11:3611:36, 23 November 2016 diff hist −1 m 2016 AMC 8 Problems/Problem 17 →Solution
• 11:3611:36, 23 November 2016 diff hist +251 2016 AMC 8 Problems/Problem 17 No edit summary
• 11:3311:33, 23 November 2016 diff hist +36 2016 AMC 8 Problems/Problem 18 →Solution
• 11:2111:21, 23 November 2016 diff hist +425 2016 AMC 8 Problems/Problem 18 No edit summary
• 11:1511:15, 23 November 2016 diff hist +56 2016 AMC 8 Problems/Problem 19 No edit summary
• 11:1511:15, 23 November 2016 diff hist +429 2016 AMC 8 Problems/Problem 19 No edit summary
• 11:0711:07, 23 November 2016 diff hist +677 2016 AMC 8 Problems/Problem 20 Added solution

15 July 2016

• 15:1215:12, 15 July 2016 diff hist +1 m Integral →Definite Integral