is this geometry?? help pleaseeeee

Make up four problems using sign numbers. You can use sea level, savings and deposits in a bank account, the stock market,football yardage gained and lost, or anything thst you chose.



i dont understand what they mean sign numbers . i have never taken geomtry but this is in my book and im suppose to do it. Thnak you for any help you can give me

Multi-post. Please see reply provided in your other thread on this question.