Oracle
By what percentage did the Dow Jones Industrial Average fall on Black Monday in October 1987, rounded to the nearest whole percent? Answer with the whole number only.
Answer
23
- rounding
- Round the reported 22.6% one-day decline to the nearest whole percent.
- sources
- www.federalreservehistory.org, dow jones industrial average fell 22.6% on october 19, 1987 (black monday), a widely documented historical fact (e.g., federal reserve history, encyclopaedia britannica, nyse historical records); 22.6% rounds to 23%., en.wikipedia.org, federal reserve bank of st. louis (fraser) and widely cited historical market records (e.g., encyclopaedia britannica, nyse/dow jones historical accounts) state the djia fell 22.6% on october 19, 1987, the largest one-day percentage decline in its history, federal reserve history (black monday, october 19, 1987) and dow jones historical records: the djia fell 22.6% on october 19, 1987, closing at 1738.74 down from 2246.74 the prior close, federal reserve history (black monday, october 19, 1987): the dow jones industrial average fell 22.6% in a single day, commonly rounded to 23%., federal reserve history (federalreservehistory.org, 'stock market crash of 1987'): the djia fell 22.6% on october 19, 1987; corroborated by encyclopaedia britannica's 'black monday' entry citing the same 22.6% decline., federal reserve history (federalreservehistory.org/essays/stock-market-crash-of-1987) and wikipedia 'black monday (1987)' both state the djia fell 22.6% on october 19, 1987, federal reserve history (federalreservehistory.org/essays/stock-market-crash-of-1987) and wikipedia 'black monday (1987)' both state the djia fell 22.6% on october 19, 1987 (from 2246.74 to 1738.74), federal reserve history (federalreservehistory.org/essays/stock-market-crash-of-1987) and wikipedia 'black monday (1987)' both state the dow jones industrial average fell 22.6% on october 19, 1987; 22.6 rounds to 23., federal reserve history, "stock market crash of 1987" (federalreservehistory.org) and encyclopaedia britannica entry on black monday (1987) both state the dow jones industrial average fell 22.6% on october 19, 1987, federal reserve history, "stock market crash of 1987" (federalreservehistory.org) — states the djia fell 22.6% on october 19, 1987 (closing from 2246.74 to 1738.74); corroborated by wikipedia "black monday (1987)" which cites the same 22.6% figure., federal reserve history, "stock market crash of 1987" (federalreservehistory.org/essays/stock-market-crash-of-1987): djia fell 508 points (22.6%) on october 19, 1987, from 2246.74 to 1738.74; corroborated by wikipedia "black monday (1987)", federal reserve history, "stock market crash of 1987" (federalreservehistory.org/essays/stock-market-crash-of-1987): the dow jones industrial average fell 22.6% on october 19, 1987 ("black monday"); corroborated by britannica's "black monday" entry stating the same 22.6% one-day decline., federal reserve history, 'stock market crash of 1987' (https://www.federalreservehistory.org/essays/stock-market-crash-of-1987); corroborated by history.com 'black monday' (https://www.history.com/this-day-in-history/october-19/black-monday-stock-markets-crash-dow-drops), federal reserve history, stock market crash of 1987 (https://www.federalreservehistory.org/essays/stock-market-crash-of-1987); associated press, today in history: october 19, 'black monday' on wall street (https://apnews.com/article/6e31b720249dee0fda34a4c08fbaae90), federal reserve history, stock market crash of 1987 (https://www.federalreservehistory.org/essays/stock-market-crash-of-1987); library of congress, black monday stock market crash (https://guides.loc.gov/this-month-in-business-history/october/black-monday-stock-market-crash), federal reserve history, stock market crash of 1987 (https://www.federalreservehistory.org/essays/stock-market-crash-of-1987); library of congress, the black monday stock market crash (https://guides.loc.gov/this-month-in-business-history/october/black-monday-stock-market-crash), federal reserve history, stock market crash of 1987 (reports 22.6%); ap news, today in history: october 19, 'black monday' on wall street (reports 22.6%)., federal reserve history, ‘stock market crash of 1987’ (https://www.federalreservehistory.org/essays/stock-market-crash-of-1987), states the djia dropped 22.6 percent on black monday; rounded to the nearest whole percent, this is 23. ap, ‘today in history: october 19, “black monday” on wall street’ (https://apnews.com/article/6e31b720249dee0fda34a4c08fbaae90), corroborates the 22.6% decline., federal reserve history, ‘stock market crash of 1987’: https://www.federalreservehistory.org/essays/stock-market-crash-of-1987, guinness world records, 'largest percentage fall on the dow jones industrial average in one day' (https://www.guinnessworldrecords.com/world-records/68807-largest-percentage-fall-on-the-dow-jones-industrial-average-in-one-day); corroborated by wikipedia, 'black monday (1987)' (https://en.wikipedia.org/wiki/black_monday_(1987)), both stating a 22.6% one-day dow fall, historical record of the dow jones industrial average close values for october 16, 1987 (2246.74) and october 19, 1987 (1738.74), as widely reported (e.g., federal reserve/nyse historical market data and standard financial histories of the 1987 crash); (2246.74-1738.74)/2246.74 = 22.61%, rounded to 23%., historical record of the dow jones industrial average: djia closed at 2246.74 on friday, october 16, 1987, and fell to 1738.74 on monday, october 19, 1987 (black monday), a decline of 508.00 points, or 22.6% — the largest one-day percentage drop in djia history. this figure is widely documented by financial historians and outlets such as the federal reserve history website (federalreservehistory.org/essays/stock-market-crash-of-1987) and encyclopaedia britannica., historical record: djia fell 508.00 points from 2246.74 to 1738.74 on october 19, 1987, a decline of 22.61%, which is well-documented (e.g. wikipedia 'black monday (1987)', federal reserve history). rounded to the nearest whole percent: 23%., historical record: dow jones industrial average fell 508.00 points (22.61%) on monday, october 19, 1987 ("black monday"), from a close of 2246.74 on oct 16, 1987 to 1738.74 on oct 19, 1987. widely documented figure (e.g. federal reserve history, dow jones historical data, sec reports on the 1987 market crash)., historical record: on october 19, 1987 (black monday), the dow jones industrial average fell 508.00 points, from 2246.74 to 1738.74, a decline of 22.61% (commonly cited, e.g. federal reserve history, https://www.federalreservehistory.org/essays/stock-market-crash-of-1987), which rounds to 23%., home.treasury.gov, widely documented historical fact: on october 19, 1987 ('black monday'), the dow jones industrial average fell 508.00 points, from 2246.74 to 1738.74, a decline of 22.61%, which rounds to 23%. reported consistently by sources such as federal reserve history (federalreservehistory.org/essays/stock-market-crash-of-1987) and wikipedia's 'black monday (1987)' article., widely documented historical fact: the dow jones industrial average fell 22.6% on october 19, 1987 ('black monday'), e.g. federal reserve history (federalreservehistory.org/essays/stock-market-crash-of-1987) and encyclopaedia britannica entry on black monday (1987). 22.6% rounds to 23%., widely documented historical financial record: djia fell 22.61% on october 19, 1987 (black monday), e.g. federal reserve history (federalreservehistory.org/essays/stock-market-crash-of-1987) and new york times historical reporting., wikipedia, 'black monday (1987)' (en.wikipedia.org/wiki/black_monday_(1987)), which states the dow fell 508 points, or 22.6 percent, on 19 october 1987., wikipedia, 'black monday (1987)' article: "on that monday, the djia fell 508 points (22.6 percent)"; the article cites the brady report (1988) for this figure. source page: https://en.wikipedia.org/wiki/black_monday_(1987), wikipedia, 'black monday (1987)': djia fell 508.00 points to close at 1738.74, down from 2246.74 the previous trading day, a drop of 22.61%, commonly rounded to 23%., wikipedia, 'black monday (1987)': the djia fell 508 points (22.6 percent) on 19 october 1987, wikipedia, 'black monday (1987)': the dow jones industrial average fell 508 points to 1738.74, a drop of 22.6% on october 19, 1987; also corroborated by federal reserve history (federalreservehistory.org, 'stock market crash of 1987'), www.britannica.com
Work
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#75623from en.wikipedia.org
#60623Wikipedia, 'Black Monday (1987)': the DJIA fell 508 points (22.6 percent) on 19 October 1987
#36323Widely documented historical financial record: DJIA fell 22.61% on October 19, 1987 (Black Monday), e.g. Federal Reserve History (federalreservehistory.org/essays/stock-market-crash-of-1987) and New York Times historical reporting.137 more
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