Question

the table shows the number of tickets sold on opening and closing night for each event. the students want to know which event had the most improved attendance.
how did the ticket sales for the band concert change?
the sales for the band concert? by? tickets.

Explanation:

Step1: Compare opening and closing night sales

Closing night sales ($110$) > Opening night sales ($100$), so there is an increase.

Step2: Calculate the amount of increase

$110 - 100=10$

Answer:

The sales for the band concert increased by $10$ tickets.