Indeed, for some gems, such as diamonds, the price per carat can increase exponentially as the gem size increases. Therefore, a 1 carat stone may cost $1,000 while a 2 carat stone may cost $4,000. This means that good quality sapphires and rubies in larger sizes tend to have a much higher price per carat.
Re: Convert positive # to negative. Hi, if you positive number is in A1, use the following formula to convert it to a negative number =A1*-1 Time values can not be negative. Microsoft MVP http://www.teylyn.com Twitter: http://twitter.com/IngeborgNZ. Microsoft MVP.
We have some negative numbers in column B. To Format the Negative Numbers in Red Color with brackets: 1  Select the cells & right click on the mouse. 2  Click on Format Cells orPress Ctrl+1 on the keyboard to open the Format Cells dialog box.3  Select the Number tab, and from Category, select Number.e have some negative numbers in column B. To Format the Negative Numbers in Red Color with brackets: 1  Select the cells & right click on the mouse. 2  Click on Format Cells orPress Ctrl+1 on the keyboard to open the Format Cells dialog box.