Answer:
The Decimal Numeral system :-
It is the standard system for denoting integer and non-integer numbers. It is the extension to non-integer numbers of the Hindu–Arabic numeral system.
Binary Number system :-
It is a number expressed in the base-2 numeral system , which uses only two symbols: typically "0" and "1". The base-2 numeral system is a positional notation with a radix of 2. Each digit is referred to as a bit, or binary digit.
hope it helps you...