1. Take your house number and double it.
   
   
2. Then add 5 and multiply it by 50.
   
   
3. Add the number of kids in your family and then add 365.
   
   
4. Then subtract 615.
   
   
5. What did you get?
   
   
6. The beginning of the final number will be the house number and the end of it will be number of kids in your family.