The comparative income statements of Outdoor Music Co. follow: Calculate the change in the incomestatement
amounts from 2017 to 2018. (Use a minus sign or parentheses for a decrease.)
Question 1a: Compute the dollar amount of change from one period (the base period) to the next.
Answer 1a:
Explanation 1a: The study of percentage changes from year to year is called horizontal analysis.
Remember, to determine the change, subtract the base year amounts (the 2017 amounts) from thecurrent year
amounts (the 2018 amounts).
, Question 1b: Divide the dollar amount of change by the base-period amount. (Use a minus sign orparentheses for
a decrease. Round percentage changes to the nearest one-tenth percent, X.X%.)
Answer 1b:
Explanation 1b: Let's start by computing the percentage change for total revenue. We need to divide the dollar
amount of change for total revenue $(102,000) by the base period for total revenue (remember that the base-
period is the 2017 amount or $938,000). Use the formula below to calculatethe percentage change.