Social media is one of the most useful sites in technology it helps get in touch with your colleagues and friends.It helps you also to research on political news and also things that contribute to technology that enhances your knowledge.But it is also bad if used for a long time it can make one to be a fad because of using it for too much.
In Excel the sum B2 and B6 simply means that B2 and B6 Numbers are adding to get a Sum, it actually like the normal Calculator, but in Excel it helps to do the calculation of your your data simple and easy, there is no hard work.
