Calculate the number of additional staff needed for any bookings that are overbooked. Use an IF statement that checks to see if the status is "Overbooked" $.$ If the condition is true use the ABS $($to make it a positive number$)$ and ROUNDUP functions to return the number of additional staff members needed. Reference the the meals available and meals per staff member from the Model Inputs table to find the number of additional staff needed condition is false display a zero. Copy and paste down to complete the column.