You can always go back and learn the rest of them as you need them or when you have mastered the various formulas you are using on a regular basis. There are many different formula used in Excel to create spreadsheets and manipulate the information you place within them. Over time and with a fair amount of studying, you will come to understand how to use them all. Technology has changed so much since last century and all of us who live in this competitive age are forced to use it. How exactly can you fully utilise technology so that gain the maximum benefits from them?
Build a solid foundation knowledge, you will find that all the programs upgrades is quite easy for you to understand. This is because the core foundation will not change. When it comes to learning new things, you want to take it one bite at a time. Don‘t punish yourself if you can‘t get it the first time. Don‘t give up easily. If you don‘t know how to even write an email, start by just register an account. If you don‘t have a computer, start by using the computers in the public library. Be flexible with the approach but be firm with the intention when it comes to learning the new technology.