They do not. Many countries used to have non-decimal currencies. But conversion between small and large units was hard work. Working with decimals is much easier and that is why countries switched to decimal currencies.
A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal number need not have anything whatsoever to do with money.
What advantages does a decimal money system have/?
Different countries changed at different times so you will need to specify which country.
the decimal point in money is to separate the dollars from the cents.
Ask people for money, they're usually outside of stores with a sign that says homeless or that they lost their job or they need money. Some really nice people do give them money and with that money they buy there supplies or what they need.
cuz people need money to work -_- dahh
Money is what people need but gives away. This is a riddle.
rich people need NOTHING and poor people have Nothing
Money
because the people that are getting the money they ether need the money or they want the money. and because people can't live without money.
All people, not only Polish, need monety to buy things they need.
Money is written in decimal for easier computation. Imagine if money is in fraction form, it will be hard for us to compute.