all_calculations = ['123.0°F is 51°C', '43.0°C is 109°F', '42.0°C is 108°F',
                    '4123.0°F is 2273°C', '84.0°C is 183°F', '84.0°F is 29°C']

newest_first = list(reversed(all_calculations))


print("==== Oldest to Newest for File ====")
for item in all_calculations:
    print(item)

print()

print("==== Most Recent First ====")
for item in newest_first:
    print(item)