**BCD - Decimal Converter** is an online tool categorised under digital computation to perform both 8-4-2-1 BCD binary to decimal number conversion & decimal to binary number conversion. The term BCD in digital electronics often abbreviated as Binary Coded Decimal and it's represented by the seperate group of binary bits. Any decimal number can be written in 8-4-2-1 binary coded decimal for computing the logical operations in digital electronics & communications as the computers only read 0's and 1's. Any form of information that programmers wrote than can be converted to binary by the computer's or device's or machine's respective compilers to process the instruction as the digital circuits only understand binary form of information. Whereas, the decimal number is the most generic format to write & read the numbers by humans.

8-4-2-1 BCD - Decimal Converter comprises of both BCD to decimal and decimal to BCD converter, and seperated by the respective radio button. To perform the BCD to decimal or decimal to BCD conversion, select an appropriate radio button and supply the input and click on the convert button provides the respective answer. When it comes to quick calculations, this BCD - decimal converter makes your calculation as quick & easy as possible.