#formatted Strings - Dynamic name = 'John' age = 50 print('Hello ' + name + '. You are ' + str(age) + ' years old') #old Practice name2 = 'Jon' age2 = 60 print(f 'Hello {name2}. You are {age2} years old') ## works on Python 3.6 and above name3 = 'hola' age3 = 70 print('hello {1}. you are {0} years old. '.format('hola', '55'))