A bank customer had $100 in his account. He then made 6 withdrawals, totaling $100. He kept a record of these withdrawals, and the balance remaining in the account, as follows:
| Withdrawal | Balance | |
|---|---|---|
| 50 | 50 | |
| 25 | 25 | |
| 10 | 15 | |
| 8 | 7 | |
| 5 | 2 | |
| 2 | 0 | |
| Total | 100 | 99 |
When he added up the balance column, there is only $99. Where is the missing dollar?
Riddle Answer