Excel

"OpenOffice.org 2 contains all the office software you need, in one single package. You don't have to worry which version to install: one installation program provides everything. The installation also includes features which some expensive rivals do not - for example, the ability to create .pdf files when you want to guarantee what the recipient sees on their computer. There is also a growing range of extensions: additional features that any developer can provide. OpenOffice.org releases release software several times a year so you can take advantage of new features as quickly as possible."-OpenOffice.org OpenOffice.org is a great free alternative to Microsoft Office and is available on multiple platforms. OpenOffice.org includes features that are very similar to Microsoft Office, such as a full word processor (Writer), a spreadsheet application (Calc), and presentation software (Impress).

Microsoft Excel is spreadsheet software developed and distributed by Microsoft; it is part of the Microsoft Office Suite. Excel can be used to make large spreadsheets as well as complex graphs and charts. This program has features that include many graph and chart options, advanced equations, in addition to advanced cell manipulation. Excel is available on all the DECS PC Lab computers and can be installed by DECS on any machine for a minimal fee.