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.

Guinyard and Callaway ran to tenth and Patton and found Tippit lying in the street beside his car.
Guinyard and Callaway ran to 10th and Patton and found Tippit lying in the street beside his car.

was introduced as early as seventeen ninety by Mr. Blackburn
was introduced as early as 1790 by Mr. Blackburn

That was not the case, however, after he and his mother moved to New York in August of nineteen fifty two, shortly before Lee's thirteenth birthday.

That was not the case, however, after he and his mother moved to New York in August of 1952, shortly before Lee's 13th birthday.