How To Use The Percentage Key On A Calculator

Using the base case, calculate the composite effects of a 5 percent increase in Sales, a 2 percent decrease in Gross Margin, and a 5percent increase is SG A as percent of Sales.Colossal Chemical CorporationYear Ended December 31, 2021(000,000 omitted)Base CaseCombinedSales2,110 Cost of goods sold1,245Selling, general, andadministrative expense401Depreciation121Research and development108Total costs and expenses1,875 Operating Income235Interest expense34Earnings before Income Taxes201 Provision