• Source 
    1. print("(10 * 7) * (5 - 2) = %s" % ((10*7) * (5-2)))
    2. print("(7 + 3 - 1 + 9) =  %s" % (7 + 3 - 1 + 9))
    3. print("(10 / 5 + 3 - 10 + 2) =  %s" % (10 / 5 + 3 - 10 + 2))
    4. print("(5 * (5 + 5) / 5) = %s" % (5 * ( 5 + 5) / 5 ))