Historical clue formulations

• Additional schoolwork? — 2026-09-18
• Totals — 2024-01-17
• Additional solutions? — 2023-03-18
• Totals — 2022-06-03
• Bottom lines — 2021-02-13
• Totals — 2019-08-20
• Simplest arithmetic problems — 2018-08-27
• Additions — 2015-05-17
• Basic arithmetic — 2011-10-30
• Bottom lines — 2009-05-06
• Bottoms of columns — 2003-12-04
• Totals — 2003-11-27
• Additions — 2003-03-31
• Totals — 2001-05-07
• Bottom lines — 2000-04-14
• See 24-Across — 2000-03-24
• Arithmetic homework — 1997-06-15
• Tasks for calculators — 1995-02-01
• Additional answers? — 1995-01-05
• First graders' work — 1994-11-27