Fay has psychic power ! don't believe me. Try this.
1. Select two digit number(10-99) and keep it secretly in your mind. for instance -> 11
2. Add two digit number together , subtract the result to a selected number and keep the result in your mind. 11-(1+1)=9
3. Look at the number on the right table and memorise the symbol. Fay will tell you what the symbol it is ... Amazing !!