How to fix this? : <p>How do I fix this? I know that the error is in line 8 (g = f/5) but how do i fix the error?   </p>

<pre><code>a = input("Enter a number: ")
b = input("Enter a second number: ")
c = input("Enter a third number: ")
d = input("Enter a fourth number: ")
e = input("Enter a fifth number: ")

f = a+b+c+d+e
g = f/5

print  ("The average of these numbers is "+str(g))
</code></pre>
