Could someone please show me and explain how to get these numbers? Thanks!

3. Laurie Llamos manages a Mexican restaurant in a rural Texas town. She wants to develop a comparative (horizontal) income statement so that she can compare the differences in her revenues, expenses, and profit from this year to last year. Complete the following comparative income statement. Laurie's Comparative Income Statement Difference Last Year This Year 96 SALES: Food Beverage 3,025,618 3,499,239 772,528 622,649 Total Sales COST OF SALES: Food Beverage 997,622 1,151,165 132,370 144,849 Total Cost of Sales GROSS PROFIT: Food Beverage Total Gross Profit OPERATING EXPENSES: Salaries and Wages Employee Bonefits Direct Operating Expenses Music and Entertainment Marketing Ueility Services Repairs and Maintenance 897,539 1,071,119 167.720 198,215 11,436 95,295 133,413 53,366 138,828 171,114 3,228 61,342 103,314 48,429