import random
numb1 = random.randint(1,10)
numb2 = random.randint(1,10)

print('What is: ', numb1, ' + ', numb2, '?')
answer = input('Answer: ')

while (numb1 + numb2 != answer):
    print('Incorrect, try again!')
    answer = input('Answer: ')
print('Correct!')

>>> 1 == "1"
False

while numb1 + numb2 != int(answer):

answer = int(input('Answer: '))