Lesson plan

ditto mark

The ditto mark is a shorthand sign, used mostly in hand-written text, indicating that the words or figures above it are to be repeated. The mark is made using "a pair of apostrophes"; "a pair of marks used underneath a word"; the symbol (quotation mark); or the symbol (right double quotation mark). The abbreviation "do." was a common alternative notation. In the following example, the second line reads "Blue pens, box of twenty". Black pens, box of twenty ... $2.10 Blue " " " " ... $2.35

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Article summary

The ditto mark is a shorthand sign, used mostly in hand-written text, indicating that the words or figures above it are to be repeated. The mark is made using "a pair of apostrophes"; "a pair of marks used underneath a word"; the symbol (quotation mark); or the symbol (right double quotation mark). The abbreviation "do." was a common alternative notation. In the following example, the second line reads "Blue pens, box of twenty". Black pens, box of twenty ... $2.10 Blue " " " " ... $2.35

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

Bibliography

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Key claims and bibliography are generated from the same tracked claims and sources as the article page.