9 September 2025

• curprev 11:4711:47, 9 September 2025 Jackhu0119 talk contribs 1,231 bytes 0 →Solution
• curprev 11:4611:46, 9 September 2025 Jackhu0119 talk contribs 1,231 bytes 0 →Solution: should be B

15 June 2025

• curprev 13:3313:33, 15 June 2025 Tontongoated110 talk contribs m 1,231 bytes −1 →Problem
• curprev 13:3213:32, 15 June 2025 Tontongoated110 talk contribs m 1,232 bytes +5 →Problem

15 February 2021

• curprev 04:0004:00, 15 February 2021 Pathu05 game-2005 talk contribs 1,227 bytes +2 →Problem

12 June 2015

• curprev 19:1419:14, 12 June 2015 Jayjayliu talk contribs m 1,225 bytes −1 →Problem

4 February 2015

• curprev 20:4120:41, 4 February 2015 Puzzled417 talk contribs 1,226 bytes 0 →Solution
• curprev 20:3520:35, 4 February 2015 Gina talk contribs 1,226 bytes 0 →See Also
• curprev 20:3520:35, 4 February 2015 Gina talk contribs 1,226 bytes +1,226 Created page with "==Problem== Amelia needs to estimate the quantity <math>\frac{a}{b} - c</math>, where <math>a, b,</math> and <math>c</math> are large positive integers. She rounds each of the i..."