1's & 2's Complement Calculator is an online tool used for various applications in digital computation to find the one's complement and two's complement of a given binary number. The 1's complement of a binary number is the number that resulted by changing all ones to zeros and all zeros to ones. Whereas, the 2's complement is the binary number that resulted by adding 1 to one's complement of a given binary number.
To calculate the 1's or 2's complement of a Binary number, select the Binary radio button, just type the binary number in the text box provided and click on the calculate button displays the equivalent One's & Two's complement number.
To calculate the One's & Two's complement of a Decimal number, select the Decimal radio button, just type the decimal number in the text box provided and click on the calculate button displays the equivalent 1's or 2's complement number. This calculator can support and find out the 1's & 2's Complement for both 8 bit, 16 bit and 32 bit binary numbers.