To account for those expenses (like car insurance) in your monthly budget, simply calculate the total expense for the calendar year and divide that by 12 in order to find the "monthly" expense. Write that number in the appropriate row and column. How to complete your monthly budget worksheet? To begin, we suggest gathering all relevant financial statements like your pay stubs, credit card bills, and any other information that will inform the best and most accurate estimate of your expected income and spending.
Finally, do it again. After you have completed your first month of budgeting, it will be easier to plan for the next month. At the end of the month look at how you spent and make adjustments for categories in which you spent more than you planned, and cut back on the categories that had additional funds in them.