Using the number “zero” in our everyday math has become so common and familiar that it is hard to imagine it is a fairly new phenomenon and before its appearance people did their math in a whole different way. The first people to use a symbol to show the absence of a number were the Babylonians in 2000 BC. Thus, the Sumerians and then the Akkadians before them in 2500 BC who did have a counting system did not have the symbol zero. But still, it was not used as we know it today and it did not have Continue reading...