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.
Negative Numbers to Zero. A clever Excel trick to change negative numbers to zero but leave positive numbers unchanged. Below you can find two columns with numbers. To subtract the numbers in column B from the numbers in column A, execute the following steps. 1. Select cell C1. 2.Enter the formula =A1-B1. 3. Click the lower right corner of cell C1 and drag the formula down.Result: 4.To change the negative numbers to zero but leave the positive numbers unchanged, instead of =A1-B1, use =MAX(0,A1-B1) and drag the function down.. Select cell C1. 2. Enter the formula =A1-B1. 3. Click the lower right corner of cell C1 and drag the formula down. Result: 4. To change the negative numbers to zero but leave the positive numbers unchanged, instead of =A1-B1, use =MAX(0,A1-B1) and drag the function down.