The regular payments you have so far found will form the core of your household budget. You can now turn those into a formal list, either on paper or on a spreadsheet, and put the amounts into the next column, with a heading notifying the month. Before moving on to the next phase, add a further 11 columns on the paper or spreadsheet, with the headings changed to appropriate months until you have a column for each calendar month for a year. I have prepared an example budget spreadsheet to help you.
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.