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.

park it, and run forty five feet to the building.
park it, and run 45 feet to the building.

the Commission gave weight to the fact that Oswald gave a false reason for returning home on November twenty one,
the Commission gave weight to the fact that Oswald gave a false reason for returning home on November 21,

who interviewed Oswald after his return from the Soviet Union and prior to November twenty two, nineteen sixty three,

who interviewed Oswald after his return from the Soviet Union and prior to November 22, 1963,