Download our free XLC software which gives MS Excel the capability of displaying cell formulae as mathematical equations. Your worksheets will read like text books, they'll be easy to understand and easy to check. Download worked solutions and solved problems from our Repository or ask for help in the Forum. It's all free, so join our community and together let's make it grow. Our XLC software enhances MS Excel so that cell formulae can be displayed as mathematical equations. Now that cell formulae can be checked directly against mathematical expressions you'll never insert an incorrect cell formula again. Our Repository of solved problems allows you to download, upload, share, verify, rate and recommend calculations. The contents of the Repository can be downloaded by registered users (but un-registered visitors can take a sneak preview in the featured content). Mutual advice and support is provided in the Forum.