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.
Xenophilous asked on October 15, 2010. XE. XE. I have Excel 2010 and I do not have the option of making a negative number show with parentheses around it for any of the formatting options for number and currency, nor do they show up with parentheses in the accounting function.enophilous asked on October 15, 2010. XE. XE. I have Excel 2010 and I do not have the option of making a negative number show with parentheses around it for any of the formatting options for number and currency, nor do they show up with parentheses in the accounting function.