user: A man is purchasing a pair of sneakers at a club store where he receives a membership discount of 10% off any purchase.  In addition to the membership discount, the man also has a coupon for $10 off any pair of sneakers.  If the man wants to purchase a $120 pair of sneakers and the membership discount must be applied after the coupon, how much will he pay for the sneakers after using both the coupon and membership discount? Let's think step by step and output the final answer after "####".
Answer: 99