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.

where they stayed, except for vacations, until the spring of nineteen forty eight.
where they stayed, except for vacations, until the spring of 1948.

Closer investigation proved that it belonged to the trunk already discovered on the second February.
Closer investigation proved that it belonged to the trunk already discovered on the 2nd February.

Craig may have seen a person enter a white Rambler station wagon fifteen or twenty minutes after the shooting and travel west on Elm Street

Craig may have seen a person enter a white Rambler station wagon 15 or 20 minutes after the shooting and travel west on Elm Street