Overall most people tend to learn better this way rather than trying to learn all Excel formulas at the same time as this can be very confusing. Most of us tend to learn in smaller packages of information and you should look for a course of instruction that will allow you to do this. As you are learning to use Excel you should of course start by learning to use the formulas that you are actually using or are likely to have need of in the immediate future.
Small businesses can also benefit from professionally produced bookkeeping spreadsheets that have been specifically arranged not just to produce a list of income and expenses but also in a way that analyze that information in the way the small business requires it. There are two main requirements of the way the financial records are analyzed being to produce a financial profit and loss account for the business on a periodic basis but also to provide the totals of the categories required for taxation purposes. Buying a piece of bookkeeping software written on spreadsheets can thus become an essential tool for the business. The essential element being to both make the accounting simple and easy as listing items, automated analysis and summation assisting the financial control and improved financial performance while also producing the benefits of being analyzed to make the completion of annual tax return forms easier.