Save guides, add subjects and pick up where you left off with your BBC account. Binary is a number system that only uses two digits, \(0\) and \(1\). It was invented by German mathematician ...

With decimal numbers there are "only" 10 possible values a single digit can be; 0 through 9, and to get numbers larger than 9 we just start adding more digits to the front. We can do the same with ...