Excel Sheet Creation for Calculations

I need an Excel sheet designed for basic arithmetic calculations. The sheet will be used for manual data entry. There should be 2 tabs where is one sheet will be capturing results from the main one Requirements: - Set up a user-friendly layout - Include necessary formulas for basic calculations (Sum, Average, etc.) - Ensure accuracy and functionality Ideal Skills: - Proficiency in Excel - Attention to detail - Experience in creating calculation-based spreadsheets Please provide samples of previous Excel work.