The first play of a football game resulted in a loss of 12\(\frac{1}{2}\) yards. Then a penalty resulted in another loss of 5 yards. What is the total loss or gain?
Eleni withdrew 45.00 dollars from her savings account. She then used her debit card to buy groceries for 30.15 dollars. What was the total amount Eleni took out of her account?
Mandy is trying to subtract 4 - 12, and she has asked you for help. How would you explain the process of solving the problem to Mandy, using a number line?