Decimal Number System

Decimal Number System

In this number system,
           
           Decimal means '10'

Base (or) Radix of decimal number system is '10'. 

Therefore, r = 10.

Number of digits in this number system are  0, 1, 2, 3, 4, 5, 6, 7, 8, 9.

Highest value is  '9'.

Therefore, r-1 = 9.

Decimal number system can be represented by decimal position values as power of 10.

For example,

(98.72)10 = 9*10power1 + 8*10power0 . 7*10power(-1) + 2*10power(-2)