In while loop "else" command isnt working? [duplicate]

i want to make the multiplication table practice app but always else code isn't working even i give right answers and i want to make a loop that when i give wrong answers repeat the question for me. Heres my codes, thank you;

import random

a = random.randint(1,10)
b = random.randint(1,10)
answer = a * b

print(a,"x", b,"= ?") 
userinput = input("Enter your asnwer= ") 

while not userinput == answer:
    print("Wrong, try again!")
    asnwer = input("Enter your answer= ") 
else:
     print("Well done, you know it right!")