Introduce household budgeting to students using this Excel Budgeting Spreadsheets. Formulas are set up to automatically calculate taxes and percentages. Certain cells are formulated to credit and debit amounts. Teach students about the importance of education by using this spreadsheet.
This would be a great cooperative learning or even an individual project to manage salary income and expenses.
Try it out for FREE and let me know if you need any changes. I would be more than happy to make it to suit you and your students' needs.