liste = (396, 294, 290, 861, 481, 194, 570, 463, 265, 935) 

def palindrome(value):
    ope = 0
    while str(value) != str(value)[::-1]:
        value = value + int(str(value)[::-1])
        ope += 1
    
    return [value, ope]

res = list()

for i in liste:
    res.append(palindrome(i))
print(res)