The task is to read a passage and convert numbers in their text forms into digit forms. The text numbers can be used to represent Quantity, Dates and Time, Addresses or Positions.

Q: may not endorse him in 'sixty four.

A: may not endorse him in '64.
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Q: But no structural alterations were made from the date first quoted until the time of closing the prison in eighteen eighty one.

A: But no structural alterations were made from the date first quoted until the time of closing the prison in 1881.
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Q: Mr. Mullay called again, taking with him five hundred pounds in cash. Howard discovered this, and his manner was very suspicious;

A:
Mr. Mullay called again, taking with him £500 in cash. Howard discovered this, and his manner was very suspicious;
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