A BCD can be converted to Decimal in three steps:-
Let's say your BCD value is
100100010001 and you want to convert it to it's Decimal form.
Binary Coded Decimal or BCD is a set of binary encodings for decimal numbers used in early digital computers. In BCD, a binary sequence is used to represent each digit of the source decimal number
Decimal is the numeric system most used by us humans. It comprises of 10 digits from 0 to 9.