Another source of information will be the bills and receipts that you have received over the past quarter. If you have not kept such documents and records before, then now is a good time to start. The good organisation of your important financial documents, and orderly filing of bills and receipts, will stand you in good stead for controlling the family budget when it is set.
If you are relatively new to using Excel, you will notice that learning to use all Excel formulas is no easy task. There are many different functions that can be accomplished by the use of these formulas such as mathematical calculations. This is not something you can accomplish by listing your data on a Word document. The simplest of all Excel formulas are those used to perform basic mathematical calculations such as addition, subtraction, division and multiplication. If you have never worked inside of an Excel spreadsheet, you are going to need to find a course that can teach you how to get started. These functions are among the most basic and are quickly learned by even the most inexperienced users.