meters = 640

inch = 2.54/100
foot = 12 * inch
yard = 3 * foot
mile = 1760 * yard

inches = meters / inch
feet = meters / foot
yards = meters / yard
miles = meters / mile


#Note that "f-string" formatting is used for nice output
#see page 11 of the book:
print(f"""{meters} meters is 
{inches:g} inches, 
{feet:g} feet, 
{yards:g} yards, 
and {miles:g} miles.""")

"""
Terminal> python length_conversion.py 
640 meters is 
25196.9 inches, 
2099.74 feet, 
699.913 yards, 
and 0.397678 miles.
"""