Answer:
Take 27 and multiple it by two. This gives 54 then multiple it by 3 and you get 81, this goes on forever.
Explanation:
It is the exact same as adding 27 to every number unlimitedly in order to get all the multiples
Ex. 27 + 27 = 54
54 + 27 = 81
81 + 27 = 108
this goes on forever