Difference between Decimal and Binary Number

Below is the difference between Decimal and Binary number system.

Number System Decimal Number System

Binary Number System

Definition

The number which has a whole number and the fractional part separated by a decimal point is called Decimal Number system.

A number system that expresses a number in terms of 0 and 1 digits is a binary number system. 

Base 10

2

Digits Used 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

0, 1

Usage Everyday life and general arithmetic

Computers and digital systems

Number Representation More compact for the same values due to base 10

Longer for large values due to base 2

Calculation Method Standard arithmetic operations (taught in general education)

Binary arithmetic operations (simpler but different from decimal)

Difference Between Decimal and Binary Number System

Decimal Number is defined by the number which has a whole number and the fractional part separated by a decimal point. While Binary Number is defined by a number which is expressed as in the base-2 numeral system. It is always written in the form of 0 and 1. In math, a system that is used to represent numbers in different forms is called number system.

Decimal and Binary Number System

A mathematical value that is used to count, measure, and perform various arithmetic calculations is called a number. Based on properties, numbers are classified into different types, such as natural numbers, whole numbers, fractions, rational and irrational numbers, and so on.

In a similar way, we have different kinds of number systems based on different properties, such as a binary number system, an octal number system, a decimal number system, and a hexadecimal number system. We can convert a number from any number system into any of the other three number systems.

We have curated the difference between Decimal and Binary Number in detail below.

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