Binary and hexadecimal numbers systems underpin the way modern computer systems work ... The following binary and hexadecimal examples explain how these alternatives to the decimal-based number system ...

Binary, or base two, is the number system that computer systems use, as opposed to the decimal, or base ten ... two": 112 = 80 + 20 + 10 + 2. Another example: 361 would be "four eighties, forty ...

Our number system is a decimal system, or base ten system ... numbers are very different from our big round numbers. For example, at the moment the DJIA is hovering within a couple hundred ...