L7 A B C D. E Alignment Number Styles Cells F G H 1 Click on the "DDB" tab and enter your name in Cell C1. If Cell C1 is left blank, you will not be able to see your score. 2 Each yellow cell requires a formula. 3 The formula must only contain cell addresses. 4 Each correct formula will begin with,+, or 5 6 The basic mathematical operators are +, -, and/ 7 Addition: To add the values in cells A1 and B4, the formula is =A1+84 8 Subtraction: To subtract the value in cell 84 from the value in cell A1, the formula is =A1-84 9 Multiplication: To multiply the values in cells A1 and B4, the formula is =A1*84 10 Division: To divide the value in cell A1 by the value in cell B4, the formula is =A1/B4 11 12 Using the DDB function 13 The DDB function has the following syntax: SLN(COST,SALVAGE,LIFE,PERIOD,[FACTOR]) 14 Each variable may be either a value or a formula that returns a value. 15 The final variable, factor, is the depreciation rate. If omitted, it is presumed to be double declining balance.. 16 Using absolute addresses Instructions DDB 100000 10000 5 1 $40,000 M